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Title: The onset of menarche occurs at Post by: DougMcCartney on Sep 24, 2017 The onset of menarche occurs at
a. an average age of 10 years. b. no sooner than 13 years old. c. an average age of 12 years. d. no later than 11 years old. Title: Re: The onset of menarche occurs at Post by: Tolgahan on Sep 24, 2017 Content hidden
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