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Article

Ethnic differences in the length of the menstrual cycle during the postmenarcheal period.

S.D. HARLOW ; B. CAMPBELL ; X. LIN ; J. Raz ; Department of Biostatistics. School of Public Health. University of Michigan. Ann Arbor MI. USA |

Dans American journal of epidemiology (vol. 146, n° 7, 1997)

[BDSP. Notice produite par INIST 2GR0xkrF. Diffusion soumise à autorisation]. In 1989,125 African-American and 123 European-American girls aged 12-14 years were enrolled in a 2-year study in which they maintained a menstrual calendar, recording [...]

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Article

Ethnic differences in the duration and amount of menstrual bleeding during the postmenarcheal period.

S.D. HARLOW ; B. CAMPBELL |

Dans American journal of epidemiology (vol. 144, n° 10, 1996)

[BDSP. Notice produite par INIST UNu49R0x. Diffusion soumise à autorisation]. In 1989,125 African-American and 123 European-American girls aged 12-14 years living in Durham, North Carolina, were enrolled in a 2-year study in which they maintaine[...]

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