Effects of school menstrual hygiene management, water, sanitation, and hygiene interventions on girls' empowerment, health, and educational outcomes: Lasta district, Amhara regional state, Ethiopia

学校月经卫生管理、水、环境卫生和个人卫生干预措施对女孩赋权、健康和教育成果的影响：埃塞俄比亚阿姆哈拉州拉斯特区