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13 h 1 ene 1929 año - 1929 -Van de Velde - 1st associated biphasic temp. curve with increased progesterone, correlated BBT to ovulation and higher temp curve with increased progesterone
Añadido al timeline:
12 nov 2017
0
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685
NFP History
CRMS Final
fecha:
13 h 1 ene 1929 año
Ahora mismo
~ 95 years ago