BảnN.H., Sơn Đào A., TuấnV.M. and HạnhN.T.T. 2021. The current situation of knowledge, attitude and practice on health care and relationship among the police officer in Nam Dinh provincal public security department in 2019-2020. Tạp chí Y Dược lâm sàng 108. 16, DB4 (Apr. 2021). DOI:https://doi.org/10.52389/ydls.v16iDB4.1000.