Intentional ignorance: A history of blind assessment and placebo controls in medicine

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[55] DIGBY K, 1669, SYMPATHETIC POWDER D, P148

[56] Dinges M., 1996, WELTGESCHICHTE HOMOP

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[51] DEVENEY JP, 1997, PB RANDOLPH 19 CENTU, P25

[52] Medicinal treatment of the common cold [J]. JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1933, 101 : 2042 - 2049

[53] Cold vaccines - An evaluation based on a controlled study [J]. JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1938, 111 : 1168 - 1173

[54] DIEHL HS, 1942, JAMA-J AM MED ASSOC, V120, P1270

[55] DIGBY K, 1669, SYMPATHETIC POWDER D, P148

[56] Dinges M., 1996, WELTGESCHICHTE HOMOP

[57] Dingwall EJ, 1967, ABNORMAL HYPNOTIC PH

[58] DEVELOPMENT OF CONTROLLED TRIALS IN PREVENTIVE AND THERAPEUTIC MEDICINE [J]. JOURNAL OF BIOSOCIAL SCIENCE, 1991, 23 (03) : 365 - 378

[59] DUBOIS EF, 1939, T ASSOC AM PHYSICIAN, V54, P1

[60] DUJARDINBEAUMET.G, 1888, B GEN THERAPEUTIQUE, V114, P241