Manson JoAnn E, Bassuk Shari S, Hu Frank B, Stampfer Meir J, Colditz Graham A, Willett Walter C
Division of Preventive Medicine, Department of Medicine, Harvard Medical School, Brigham and Women's Hospital, Boston, Massachusetts 02215, USA.
J Womens Health (Larchmt). 2007 Mar;16(2):168-76. doi: 10.1089/jwh.2006.0080.