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. Author manuscript; available in PMC: 2010 Nov 18.
Published in final edited form as: J Hum Evol. 2005 Jul;49(1):122–142. doi: 10.1016/j.jhevol.2005.04.003

Fig. 2.

Fig. 2

Mean (±SE) weekly concentrations of E2 in the urine of females across the first nine weeks of infant life, when they conceived DPCID and APCID.