Increased Risk for Invasive Breast Cancer Associated with Hormonal Therapy: A Nation-Wide Random Sample of 65,723 Women Followed from 1997 to 2008

• Jung-Nien Lai,

  Affiliations Institute of Traditional Medicine, School of Medicine, National Yang-Ming University, Taipei, Taiwan, Department of Obstetrics and Gynecology, Yangming Branch, Taipei City Hospital, Taipei, Taiwan

  ⨯
• Chien-Tung Wu,

  Affiliation Department of Chinese Medicine, Taipei City Hospital, Taipei, Taiwan

  ⨯
• Pau-Chung Chen,

  Affiliation Institute of Occupational Medicine and Industrial Hygiene, College of Public Health, National Taiwan University, Taipei, Taiwan

  ⨯
• Chiun-Sheng Huang,

  Affiliations Department of Surgery, College of Medicine, National Taiwan University, Taipei, Taiwan, Department of Surgery, National Taiwan University Hospital, Taipei, Taiwan

  ⨯
• Song-Nan Chow,

  Affiliation Department of Obstetrics & Gynecology, National Taiwan University Hospital, Taipei, Taiwan

  ⨯
• Jung-Der Wang

  * E-mail: jdwang121@gmail.com

  Affiliations Institute of Occupational Medicine and Industrial Hygiene, College of Public Health, National Taiwan University, Taipei, Taiwan, Department of Public Health, College of Medicine, National Cheng Kung University, Tainan, Taiwan, Department of Occupational and Environmental Medicine, National Cheng Kung University Hospital, Tainan, Taiwan

  ⨯