A menstrual cycle is counted from_____________ to the first day of the next period.
A、theseconddayoftheperiod
B、thefirstdayoftheperiod
C、thelastdayoftheperiod
D、thelastbutonedayoftheperiod
发布时间:2026-01-21 23:55:22
A、theseconddayoftheperiod
B、thefirstdayoftheperiod
C、thelastdayoftheperiod
D、thelastbutonedayoftheperiod