Association between Maternal Smoking during Pregnancy and Low Birthweight: Effects by Maternal Age

• Wei Zheng,

  Affiliations Department of Social Medicine and Health Education, School of Public Health, Peking University Health Science Center, Beijing, China, Department of Health Sciences, Interdisciplinary Graduate School of Medicine and Engineering, University of Yamanashi, Chuo, Yamanashi, Japan

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• Kohta Suzuki,

  Affiliation Department of Health Sciences, Interdisciplinary Graduate School of Medicine and Engineering, University of Yamanashi, Chuo, Yamanashi, Japan

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• Taichiro Tanaka,

  Affiliation Department of Social Medicine, Faculty of Medicine, Toho University, 5-21-16 Ohmorinisi, Ohta Ward, Tokyo, Japan

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• Moriyasu Kohama,

  Affiliation Department of Pediatrics, Okinawa Prefectural Chubu Hospital, Okinawa, Okinawa, Japan

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• Zentaro Yamagata ,

  * E-mail: zenymgt@yamanashi.ac.jp

  Affiliation Department of Health Sciences, Interdisciplinary Graduate School of Medicine and Engineering, University of Yamanashi, Chuo, Yamanashi, Japan

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• The Okinawa Child Health Study Group

  ¶Membership of The Okinawa Child Health Study Group is listed in the Acknowledgments.

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