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<!DOCTYPE html><html lang="en"><head><meta charSet="utf-8"/><meta name="viewport" content="width=device-width"/><title>Browse by Collection | BMJ Open</title><meta property="robots" content="index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1"/><link rel="canonical" href="/pages/browse-by-collection" /><meta property="og:locale" content="en_GB"/><meta property="og:type" content="article"/><meta property="og:title" content="Browse by Collection | BMJ Open"/><meta property="og:description" content="Browse the key topics published by BMJ Open."/><meta name="description" content="Browse the key topics published by BMJ Open."/><meta property="og:url" content="https://bmjopen.bmj.com/pages/browse-by-collection"/><meta property="og:site_name" content="BMJ Open"/><meta property="og:image" content="https://bmjopen.bmj.com/bmjopen/wp-content/uploads/sites/8/2022/03/94bm3OnO_400x400.jpeg"/><meta property="og:image:width" content="298"/><meta property="og:image:height" content="298"/><meta property="twitter:image" content="https://bmjopen.bmj.com/bmjopen/wp-content/uploads/sites/8/2022/03/94bm3OnO_400x400.jpeg"/><meta property="article:modified_time" content="2023-08-09T08:42:18+00:00"/><meta property="twitter:card" content="summary_large_image"/><meta name="next-head-count" content="18"/><link rel="shortcut icon" href="/next-resources/favicon.ico" type="image/vnd.microsoft.icon" /><link rel="preload" href="https://securepubads.g.doubleclick.net/tag/js/gpt.js" as="script" /><link rel="preconnect dns-prefetch" href="https://analytics.bmj.com" /><link rel="preconnect dns-prefetch" href="https://securepubads.g.doubleclick.net" /><link rel="preconnect dns-prefetch" href="https://cdn-eu.pagesense.io" /><link rel="preconnect dns-prefetch" href="https://popup.wisepops.com" /><link rel="preconnect dns-prefetch" href="https://www.medtargetsystem.com" /><link rel="preload" href="https://cookie-cdn.cookiepro.com/scripttemplates/otSDKStub.js" as="script" /><script async="" src="https://cookie-cdn.cookiepro.com/scripttemplates/otSDKStub.js" type="text/javascript" charSet="UTF-8" data-domain-script="565e50dd-f6e9-46d6-91cd-5c40a270264f" id="cookie-pro-script"></script><script id="otb-ads-consent">function OnetrustAdsConsent() { if (window.googletag && window.googletag.apiReady) { googletag.pubads().disableInitialLoad(); googletag.pubads().setPrivacySettings({nonPersonalizedAds:!!OptanonActiveGroups.match(/,4,/)}); googletag.pubads().refresh(); } else { setTimeout(OnetrustAdsConsent, 1000); } } function OptanonWrapper() { OnetrustAdsConsent(); }</script><link data-next-font="" rel="preconnect" href="/" crossorigin="anonymous" /><link rel="preload" href="/_next/static/css/33e70bb346ab8a2a.css" as="style" /><link rel="stylesheet" href="/_next/static/css/33e70bb346ab8a2a.css" data-n-g="" /><noscript data-n-css=""></noscript><script defer="" nomodule="" src="/_next/static/chunks/polyfills-78c92fac7aa8fdd8.js"></script><script src="/_next/static/chunks/webpack-35b92941fc8726f9.js" defer=""></script><script src="/_next/static/chunks/framework-6782a8ff802d2848.js" defer=""></script><script src="/_next/static/chunks/main-bb76d03727604ce4.js" defer=""></script><script src="/_next/static/chunks/pages/_app-c87d05de1f1c1090.js" defer=""></script><script src="/_next/static/chunks/pages/pages/browse-by-collection-50f400297898d4d7.js" defer=""></script><script src="/_next/static/CuiQtoN5Qy22t9FPd3VXj/_buildManifest.js" defer=""></script><script src="/_next/static/CuiQtoN5Qy22t9FPd3VXj/_ssgManifest.js" defer=""></script><script> window.dataLayer = window.dataLayer || []; function parseCookies() { let cookieHeader = document.cookie || ""; let cookies = Object.fromEntries( cookieHeader.split("; ").map((c) => c.split("=")) ); for (let key in cookies) { if (cookies[key] === "undefined") { cookies[key] = undefined; } } return cookies; } function uuidv4() { var d = new Date().getTime(); //Timestamp var d2 = (typeof performance !== "undefined" && performance.now && performance.now() * 1000) || 0; //Time in microseconds since page-load or 0 if unsupported return "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g, function (c) { var r = Math.random() * 16; //random number between 0 and 16 if (d > 0) { //Use timestamp until depleted r = (d + r) % 16 | 0; d = Math.floor(d / 16); } else { //Use microseconds since page-load if supported r = (d2 + r) % 16 | 0; d2 = Math.floor(d2 / 16); } return (c === "x" ? 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fill="white"><path d="M0.600098 0.700012L16.6001 13.4L32.4001 0.900012"></path></mask><path d="M16.6001 13.4L15.9784 14.1833L16.5991 14.6759L17.2205 14.1843L16.6001 13.4ZM-0.0216079 1.48326L15.9784 14.1833L17.2218 12.6168L1.2218 -0.0832389L-0.0216079 1.48326ZM17.2205 14.1843L33.0205 1.68426L31.7797 0.115765L15.9796 12.6158L17.2205 14.1843Z" fill="currentColor" mask="url(#path-4-inside-1)"></path></svg></div><span class="text-base leading-4" data-testid="email-alerts-link">Email alerts</span></div></a></div><main><div><div class="mb-16"><div class="m-0 mx-auto w-full min-w-0 max-w-[77rem] px-4" data-testid="topic-page"><h1>Browse by collection</h1><ul class="list-none ml-0"><li class="leading-[2.2rem]" data-testid="topic-0"><a href="/pages/collection/addiction" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Addiction</a></li><li class="leading-[2.2rem]" data-testid="topic-1"><a href="/pages/collection/anaesthesia" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Anaesthesia</a></li><li class="leading-[2.2rem]" data-testid="topic-2"><a href="/pages/collection/cardiovascular-medicine" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Cardiovascular medicine</a></li><li class="leading-[2.2rem]" data-testid="topic-3"><a href="/pages/collection/communication" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Communication</a></li><li class="leading-[2.2rem]" data-testid="topic-4"><a href="/pages/collection/complementary-medicine" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Complementary medicine</a></li><li class="leading-[2.2rem]" data-testid="topic-5"><a href="/pages/collection/covid-19" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">COVID-19</a></li><li class="leading-[2.2rem]" data-testid="topic-6"><a href="/pages/collection/dentistry-and-oral-medicine" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Dentistry and oral medicine</a></li><li class="leading-[2.2rem]" data-testid="topic-7"><a href="/pages/collection/dermatology" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Dermatology</a></li><li class="leading-[2.2rem]" data-testid="topic-8"><a href="/pages/collection/diabetes-and-endocrinology" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Diabetes and Endocrinology</a></li><li class="leading-[2.2rem]" data-testid="topic-9"><a href="/pages/collection/diagnostics" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Diagnostics</a></li><li class="leading-[2.2rem]" data-testid="topic-10"><a href="/pages/collection/ear-nose-and-throat-otolaryngology" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Ear, nose and throat/otolaryngology</a></li><li class="leading-[2.2rem]" data-testid="topic-11"><a href="/pages/collection/emergency-medicine" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Emergency medicine</a></li><li class="leading-[2.2rem]" data-testid="topic-12"><a href="/pages/collection/epidemiology" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Epidemiology</a></li><li class="leading-[2.2rem]" data-testid="topic-13"><a href="/pages/collection/ethics" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Ethics</a></li><li class="leading-[2.2rem]" data-testid="topic-14"><a href="/pages/collection/evidence-based-practice" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Evidence based practice</a></li><li class="leading-[2.2rem]" data-testid="topic-15"><a href="/pages/collection/gastroenterology-and-hepatology" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Gastroenterology and hepatology</a></li><li class="leading-[2.2rem]" data-testid="topic-16"><a href="/pages/collection/general-practice-family-practice" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">General practice / Family practice</a></li><li class="leading-[2.2rem]" data-testid="topic-17"><a href="/pages/collection/genetics-and-genomics" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Genetics and genomics</a></li><li class="leading-[2.2rem]" data-testid="topic-18"><a href="/pages/collection/geriatric-medicine" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Geriatric medicine</a></li><li class="leading-[2.2rem]" data-testid="topic-19"><a href="/pages/collection/global-health" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Global health</a></li><li class="leading-[2.2rem]" data-testid="topic-20"><a href="/pages/collection/haematology-incl-blood-transfusion" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Haematology (incl blood transfusion)</a></li><li class="leading-[2.2rem]" data-testid="topic-21"><a href="/pages/collection/health-economics" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Health economics</a></li><li class="leading-[2.2rem]" data-testid="topic-22"><a href="/pages/collection/health-informatics" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Health informatics</a></li><li class="leading-[2.2rem]" data-testid="topic-23"><a href="/pages/collection/health-policy" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Health policy</a></li><li class="leading-[2.2rem]" data-testid="topic-24"><a href="/pages/collection/health-services-research" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Health services research</a></li><li class="leading-[2.2rem]" data-testid="topic-25"><a href="/pages/collection/hiv-aids" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">HIV AIDS</a></li><li class="leading-[2.2rem]" data-testid="topic-26"><a href="/pages/collection/immunology-including-allergy" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Immunology (including allergy)</a></li><li class="leading-[2.2rem]" data-testid="topic-27"><a href="/pages/collection/infectious-diseases" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Infectious diseases</a></li><li class="leading-[2.2rem]" data-testid="topic-28"><a href="/pages/collection/intensive-care" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Intensive care</a></li><li class="leading-[2.2rem]" data-testid="topic-29"><a href="/pages/collection/legal-and-forensic-medicine" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Legal and forensic medicine</a></li><li class="leading-[2.2rem]" data-testid="topic-30"><a href="/pages/collection/medical-education-and-training" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Medical education and training</a></li><li class="leading-[2.2rem]" data-testid="topic-31"><a href="/pages/collection/medical-management" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Medical management</a></li><li class="leading-[2.2rem]" data-testid="topic-32"><a href="/pages/collection/medical-publishing-and-peer-review" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Medical publishing and peer review</a></li><li class="leading-[2.2rem]" data-testid="topic-33"><a href="/pages/collection/mental-health" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Mental health</a></li><li class="leading-[2.2rem]" data-testid="topic-34"><a href="/pages/collection/neurology" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Neurology</a></li><li class="leading-[2.2rem]" data-testid="topic-35"><a href="/pages/collection/nursing" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Nursing</a></li><li class="leading-[2.2rem]" data-testid="topic-36"><a href="/pages/collection/nutrition-and-metabolism" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Nutrition and metabolism</a></li><li class="leading-[2.2rem]" data-testid="topic-37"><a href="/pages/collection/obstetrics-gynaecology" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Obstetrics & Gynaecology</a></li><li class="leading-[2.2rem]" data-testid="topic-38"><a href="/pages/collection/occupational-and-environmental-medicine" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Occupational and environmental medicine</a></li><li class="leading-[2.2rem]" data-testid="topic-39"><a href="/pages/collection/oncology" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Oncology</a></li><li class="leading-[2.2rem]" data-testid="topic-40"><a href="/pages/collection/ophthalmology" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Ophthalmology</a></li><li class="leading-[2.2rem]" data-testid="topic-41"><a href="/pages/collection/paediatrics" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Paediatrics</a></li><li class="leading-[2.2rem]" data-testid="topic-42"><a href="/pages/collection/palliative-care" class="[&&]:inline-block [&&]:text-[1.0625rem] [&&]:leading-6">Palliative care</a></li><li class="leading-[2.2rem]" 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