Reproductive mortality in Massachusetts in 1981.
D000293:Adolescent; D000328:Adult; D003276:Contraceptives, Oral / Q000009:adverse effects; D005260:Female; D006801:Humans; D008404:Massachusetts; D008423:Maternal Age; D008428:Maternal Mortality; D011247:Pregnancy; D011248:Pregnancy Complications / Q000401:mortality; D011249:Pregnancy Complications, Cardiovascular / Q000139:chemically induced / Q000401:mortality; D012907:Smoking
D003276:Contraceptives, Oral