Lorensi, Elny Lorensi. 2019. “KARAKTERISTIK PENDERITA OTITIS MEDIA SUPURATIF KRONIK RAWAT JALAN DI RSUD. DR. PIRNGADI KOTA MEDAN TAHUN 2014”. Jurnal Ilmiah PANNMED (Pharmacist, Analyst, Nurse, Nutrition, Midwivery, Environment, Dentist) 13 (2):15-18. https://doi.org/10.36911/pannmed.v13i2.385.