共 21 条
- [1] BIOPHARMACEUTICALS AND CONVENTIONAL DRUGS - CLINICAL SUCCESS RATES [J]. BIO-TECHNOLOGY, 1992, 10 (05): : 521 - 525
- [2] COST OF INNOVATION IN THE PHARMACEUTICAL-INDUSTRY [J]. JOURNAL OF HEALTH ECONOMICS, 1991, 10 (02) : 107 - 142
- [4] KAITIN KI, 1992, DRUG INF J, V26, P341
- [7] TEMPLE R, 1993, DRUG INF J, V27, P355
- [9] WARDELL WM, 1978, CLIN PHARMACOL THER, V24, P133