Purba, L.A., Mukhlis Imanto and Dian Isti Angraini 2021. Relationship Between Acute Otitis Media and History of Upper Respiratory Tract Infection In Children . Medical Profession Journal of Lampung. 10, 4 (Feb. 2021), 670-676. DOI:https://doi.org/10.53089/medula.v10i4.145.