Simultaneous Measurement of Thirteen Steroid Hormones in Women with Polycystic Ovary Syndrome and Control Women Using Liquid Chromatography-Tandem Mass Spectrometry

• Candace C. Keefe ,

  Contributed equally to this work with: Candace C. Keefe, Mildred M. Goldman, Richard E. Reitz

  Affiliation Reproductive Endocrine Unit, Massachusetts General Hospital, Boston, Massachussetts, United States of America

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• Mildred M. Goldman ,

  Contributed equally to this work with: Candace C. Keefe, Mildred M. Goldman, Richard E. Reitz

  Affiliation Steroids Department, Quest Diagnostics Nichols Institute, San Juan Capistrano, California, United States of America

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• Ke Zhang,

  Affiliation Steroids Department, Quest Diagnostics Nichols Institute, San Juan Capistrano, California, United States of America

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• Nigel Clarke,

  Affiliation Steroids Department, Quest Diagnostics Nichols Institute, San Juan Capistrano, California, United States of America

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• Richard E. Reitz ,

  Contributed equally to this work with: Candace C. Keefe, Mildred M. Goldman, Richard E. Reitz

  Affiliation Steroids Department, Quest Diagnostics Nichols Institute, San Juan Capistrano, California, United States of America

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• Corrine K. Welt

  * E-mail: cwelt@partners.org

  Affiliation Reproductive Endocrine Unit, Massachusetts General Hospital, Boston, Massachussetts, United States of America

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