title: Sir Douglas Black. Obituary.
authors.forename: Anthony
authors.initials: A
authors.lastname: Tucker
mesh_terms: D049673:History, 20th Century; D006801:Humans; D013222:State Medicine / Q000266:history* / Q000458:organization & administration; D006113:United Kingdom; D014882:Water-Electrolyte Balance / Q000502:physiology