Joseph Asbury Bell and the birth of randomized trials.
Chalmers
Iain
I
ichalmers@jameslindlibrary.org
D049673:History, 20th Century; D010567:Pertussis Vaccine / Q000266:history*; D016032:Randomized Controlled Trials as Topic / Q000266:history*; D014481:United States; D014917:Whooping Cough / Q000266:history* / Q000517:prevention & control
D010567:Pertussis Vaccine