[Patent expiry for profitable drugs].
J M
JM
López Tricas
D055808:Drug Discovery; D004345:Drug Industry / Q000191:economics* / Q000331:legislation & jurisprudence / Q000706:statistics & numerical data; D038622:Internationality; D040541:Marketing; D010330:Patents as Topic / Q000331:legislation & jurisprudence / Q000706:statistics & numerical data