Efektivitas Pencucian Luka dengan Aquadest Dibandingkan Perawatan Luka Standar terhadap Insidens Infeksi Daerah Operasi Pasca Laparotomi di Rumah Sakit Cipto Mangunkusumo Tahun 2018 = The Effectiveness of Washing with Aquadest Comparison of Standard Paint Care on Infection Incidence of Post Laparotomic Operating Areas in Cipto Mangunkusumo Hospital in 2018.