Early controlled clinical trials.

समान संसाधन

• Randomised controlled clinical trials.
  द्वारा: Hart, P D
  प्रकाशित: (1991)
• Early controlled trials. Randomised mental health trial began in 1935...
  द्वारा: Gill, D. B.
  प्रकाशित: (1996)
• Randomised controlled trials in general practice. General practice research framework carries out such trials.
  द्वारा: Hart, J. T.
  प्रकाशित: (1996)
• Lind's clinical trial and the control of scurvy.
  द्वारा: Baxby, D
  प्रकाशित: (1997)
• Early controlled trials .... but "quasirandom allocation " of treatment was reported in 1930.
  द्वारा: Clarke, M.
  प्रकाशित: (1996)