“Relation Of Knowledge About Diabetes Mellitus With Motivation To Prevent Complications In Pematang Reba The Working Area Of Pekan Heran`s Public Health Center Of Indragiri Hulu Regency” (2020) JURNAL PROTEKSI KESEHATAN, 9(1), hlm. 37–43. doi:10.36929/jpk.v9i1.247.