The prevalences of menstrual disorder,dysmenorrhea and premenstral .
The prevalences of menstrual disorder,dysmenorrhea and premenstral .
月经失调、痛经和经前期紧张综合征的发生率分别为241例(39。
The prevalences of menstrual disorder,dysmenorrhea and premenstral .
月经失调、痛经和经前期紧张综合征的发生率分别为241例(39。