TY - BOOK AU - Crellin,John K. TI - A social history of medicines in the twentieth century: to be taken three times a day SN - 0789018446 (hc.) PY - 2004/// CY - New York PB - Pharmaceutical Products Press KW - Prescriptions, Drug KW - history KW - Canada KW - Great Britain KW - United States KW - Drug Therapy KW - History, 20th Century KW - Social Change N1 - The big canvas: issues and context -- Prelude: seventeenth to nineteenth centuries -- Medicines for weakness: 1900 to c. 1950 -- Authority and gatekeeping: 1900 to c. 1950 -- Certainty? maybe, maybe not: 1950 to 2000 -- Hope amid uncertainty: 1950 to 2000 ER -