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Dr. Tsien is a Fellow, Division of Reproductive Endocrinology and Infertility, Washington University in St. Louis, 4444 Forest Park Avenue, Suite 3100, Saint Louis, MO 63108; E-mail: [email protected]. The author has disclosed that she has no significant relationship with or any financial interests in any commercial organizations pertaining to this educational activity. Lippincott CME Institute, Inc., has identified and resolved all faculty conflicts of interest regarding this educational activity.
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Laura Tsien (2006) studied this question.
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