Intenstinal Parasitic Infections in Primary School in Pulau Panggang and Pulau Pramuka, Kepulauan Seribu - Adi Sasongko; Yayasan Kusuma Buana, Jl. Asem Baris Raya, Kebon Baru, Tebet, Jakarta, 12830 (Directorate of Research and Public Services Universitas Indonesia, 2010)