Santri, Ichtiarini Nurullita, and Dyah Suryani. 2016. “Relation Between Temperature and Wards Humidity With Air Germs Number in Inpatient Unit of RS PKU Muhammadiyah Jogjakarta”. JKKI : Jurnal Kedokteran Dan Kesehatan Indonesia 7 (1):19-24. https://doi.org/10.20885/JKKI.Vol7.Iss1.art4.