Research Article Editorial: Unexplained prolonged fever in children. Br Med J 1975; 3 doi: https://doi.org/10.1136/bmj.3.5982.504 (Published 30 August 1975) Cite this as: Br Med J 1975;3:504 Article Related content Metrics Responses Peer review Related articles No related articles found. See more Provide doctors with rest spaces and on-call rooms, says mental health review BMJ February 21, 2019, 364 l848; DOI: https://doi.org/10.1136/bmj.l848 Guy Charmot: epidemiologist and French war hero BMJ February 21, 2019, 364 l836; DOI: https://doi.org/10.1136/bmj.l836 Cancer screening: NHS launches overhaul of national programmes BMJ February 21, 2019, 364 l843; DOI: https://doi.org/10.1136/bmj.l843 More power to their elbow BMJ February 21, 2019, 364 l792; DOI: https://doi.org/10.1136/bmj.l792 Patient relevant outcomes of unicompartmental versus total knee replacement: systematic review and meta-analysis BMJ February 21, 2019, 364 l352; DOI: https://doi.org/10.1136/bmj.l352