Dessy Ayuningtyas et al. 2019. EFEKTIFITAS LAUGHING THERAPY DAN RELAKSASI OTOT TERHADAP STRES LANSIA DI PANTI WERDHA MAJAPAHIT. MEDICA MAJAPAHIT. 9, 2 (Oct. 2019). DOI:https://doi.org/10.55316/mm.v9i2.271.