共 50 条
- [31] COMBINATION OF RANDOMIZED AND HISTORICAL CONTROLS IN CLINICAL-TRIALS JOURNAL OF CHRONIC DISEASES, 1976, 29 (03): : 175 - 188
- [32] RANDOMIZED VERSUS HISTORICAL CONTROLS FOR CLINICAL-TRIALS AMERICAN JOURNAL OF MEDICINE, 1982, 72 (02): : 233 - 240
- [33] ON THE PROPER USE OF CLINICAL-TRIALS DOING MORE GOOD THAN HARM: THE EVALUATION OF HEALTH CARE INTERVENTIONS, 1993, 703 : 41 - 43
- [34] HISTORICAL VERSUS RANDOMIZED CONTROLS FOR CLINICAL-TRIALS CONTROLLED CLINICAL TRIALS, 1980, 1 (02): : 177 - 177
- [35] RETROSPECTIVE VERSUS PROSPECTIVE CONTROLS IN CLINICAL-TRIALS BRITISH MEDICAL JOURNAL, 1980, 280 (6208): : 185 - 185
- [38] CLINICAL-TRIALS - SPECIFIC PROBLEMS ASSOCIATED WITH THE USE OF A PLACEBO-CONTROL GROUP JOURNAL OF MOLECULAR MEDICINE-JMM, 1995, 73 (08): : 421 - 424
- [39] A placebo-controlled dose-ranging study of lansoprazole in the management of reflux esophagitis AMERICAN JOURNAL OF GASTROENTEROLOGY, 1998, 93 (02): : 238 - 243