llustration showing Uterine and Ovarian Cycle, Hormone level and Basal body temperature. The Uterine cycle of menstruation starts from the first day of the menstrual period.
Calendar helps predict most fertile time of the month (ovulation).
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pixels | inches | cm
8.6" x 11.1" @ 72 dpi21.9 x 28.2 cm @ 72 dpi621x800 px - 72 dpi
4.1" x 5.3" @ 300 dpi10.5 x 13.5 cm @ 300 dpi1242x1600 px - 300 dpi
7.8" x 10.0" @ 300 dpi19.7 x 25.4 cm @ 300 dpi2328x3000 px - 300 dpi
15.8" x 20.3" @ 300 dpi40.1 x 51.7 cm @ 300 dpi4736x6102 px - 300 dpi
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