Secular Trends in Age at Menarche, Smoking, and Oral Contraceptive Use Among Israeli Girls

• Главные авторы: Ran D. Balicer, MD (Автор), Nadav Davidovitch, MD, MPH (Автор), Itamar Grotto, MD, MPH (Автор), Michael Huerta, MD, MPH (Автор), Gabriel Chodick, PhD, MHA (Автор)
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• Опубликовано: Centers for Disease Control and Prevention, 2005-03-01T00:00:00Z.
• Предметы: article
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Introduction The improved nutrition and socioeconomic status of the population in industrialized countries has resulted in a decrease in the mean age at menarche. This trend raises the question of whether cigarette smoking and the use of oral contraceptives, health behaviors often adopted during ado...