Windadari Murni Hartini; Fatwa Sari Tetra Dewi; Sulanto Saleh Danu; Theodola Baning Rahayujati. FACTORS RELATED TO THE INTENTION ON VOLUNTARY BLOOD DONATION IN BLOOD DONOR SERVICE (UDD) INDONESIAN RED CROSS (PMI) YOGYAKARTA. IJHS 2021, 1, 01-11.