原发性痛经是青春期常见的疾患之一，影响了青少年生活、学习和活动。
Primary dysmenorrhea, as one of the common diseases in adolescence, interferes with many adolescents' life, study and exercises.
原发性痛经是青春期常见的疾患之一，影响了青少年生活、学习和活动。
Primary dysmenorrhea, as one of the common diseases in adolescence, interferes with many adolescents' life, study and exercises.
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