Costs of research and patent considerations.
D002986:Clinical Trials as Topic; D003365:Costs and Cost Analysis; D004341:Drug Evaluation; D005260:Female; D007987:Gonadotropin-Releasing Hormone / Q000031:analogs & derivatives; D006801:Humans; D008297:Male; D008389:Marketing of Health Services; D010330:Patents as Topic; D004364:Pharmaceutical Preparations / Q000138:chemical synthesis*; D011358:Product Surveillance, Postmarketing; D012109:Research Support as Topic / Q000191:economics*
D004364:Pharmaceutical Preparations; D007987:Gonadotropin-Releasing Hormone