Analisis praktik klinik keperawatan kesehatan masyarakat perkotaan pada pasien adenokarsinoma rekti di Gedung Teratai lantai 4 utara RSUP Fatmawati Jakarta = The clinical pratice analysis of urban health nursing on patient with rectal adenocarcinoma in the 4th north floor of Teratai Building RSUP Fatmawati Jakarta