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Josef Warkany studied the environmental causes of birth defects in the United States in the twentieth century. Warkany was one of the first…
Abnormalities, HumanVitamin ARetinoidsHypervitaminosiscalomelSidney Q. Cohlan studied birth defects in the US during the twentieth century. Cohlan helped to discover that if a pregnant woman ate too much…
Abnormalities, HumanRetinoidsVitamin AHypervitaminosisTetracyclineKatharina Dorothea Dalton was a physician in England in the twentieth century who defined premenstrual syndrome (PMS) as a cluster of symptoms…
Premenstrual syndromePremenstrual TensionMenstrual CycleMenstruation