TY - JOUR T1 - Relationship of the number of days of participation in school physical education classes in a week with body mass index, number of hospital treatments for school violence, and mental health status among Korean male adolescents A1 - Kwon,Jeonga A1 - Jang,Jusun JO - Journal of Men's Health VL - 20 IS - 2 SP - 101 EP - 110 SN - 1875-6859 Y1 - 2024 ER -