Saragih, Rosita, Tampubolon, Pretty, AND Hura, Rema. " GAMBARAN PERSONAL HYGIENE LANSIA DI PUSAT PELAYANAN ORANGTUA SEJAHTERA (PPOS) GBKP DESA SUKAMAKMURKECAMATAN SIBOLANGIT"
JURNAL DARMA AGUNG HUSADA
[Online], Volume 10 Number 2 (20 October 2023)