American Journal of Epidemiology

Mortality of Twins and Singletons by Gestational Age: A Varying-Coefficient Approach
pp. 1107-1116(10)
Authors: Y.B. Cheung; P. Yip; J. Karlberg

Invited Commentary: Intersecting Perinatal Mortality Curves by Gestational Age–Are Appearances Deceiving?
pp. 1117-1119(3)
Author: R.T. Lie

Cheung et al. Respond to “Are Appearances Deceiving?”
pp. 1120-1120(1)
Authors: Y. Bun Cheung; P. Yip; J. Karlberg

Birth Characteristics and Subsequent Risk for Breast Cancer in Very Young Women
pp. 1121-1128(8)
Authors: Kim Innes; Tim Byers; Maria Schymura

Lactation Reduces Breast Cancer Risk in Shandong Province, China
pp. 1129-1135(7)
Authors: T. Zheng; L. Duan; Y. Liu; B. Zhang; Y. Wang; Y. Chen; Y. Zhang; P.H. Owens

Early Child-Care and Preschool Experiences and the Risk of Childhood Acute Lymphoblastic Leukemia
pp. 1136-1144(9)
Authors: P.F. Rosenbaum; G.M. Buck; M.L. Brecher

Prospective Study of Dietary Supplements, Macronutrients, Micronutrients, and Risk of Bladder Cancer in US Men
pp. 1145-1153(9)
Authors: D.S. Michaud; D. Spiegelman; S.K. Clinton; E.B. Rimm; W.C. Willett; E. Giovannucci

Familial Breast and Ovarian Cancer: A Swedish Population-based Register Study
pp. 1154-1163(10)
Authors: H. Anderson; A. Bladström; H. Olsson; T.R. Möller

Repeat Chlamydia trachomatis Infection in Women: Analysis through a Surveillance Case Registry in Washington State, 1993–1998
pp. 1164-1170(7)
Authors: Fujie Xu; Julia A. Schillinger; Lauri E. Markowitz; Maya R. Sternberg; Mark R. Aubin; Michael E. St. Louis

Leisure-Time Physical Activity, Television Watching, and Plasma Biomarkers of Obesity and Cardiovascular Disease Risk
pp. 1171-1178(8)
Authors: T.T. Fung; F.B. Hu; J. Yu; N-F. Chu; D. Spiegelman; G.H. Tofler; W.C. Willett; E.B. Rimm

Utility of Different Measures of Body Fat Distribution in Children and Adolescents
pp. 1179-1184(6)
Authors: S.R. Daniels; P.R. Khoury; J.A. Morrison

Effect of Maternal Smoking and Coffee Consumption on the Risk of Having a Recognized Down Syndrome Pregnancy
pp. 1185-1191(7)
Authors: C.P. Torfs; R.E. Christianson

Application of a Generalized Random Effects Regression Model for Cluster-correlated Longitudinal Data to a School-based Smoking Prevention Trial
pp. 1192-1200(9)
Authors: A.I. Sashegyi; K. Stephen Brown; P.J. Farrell

Snippets from the Past: 70 Years Ago in the Journal
pp. 1201-1203(3)
Author: George W. Comstock

RE: “FACTOR ANALYSIS OF SELF-REPORTED SYMPTOMS: DOES IT IDENTIFY A GULF WAR SYNDROME?”
pp. 1204-1206(3)
Author: R.W. Haley