Pemanfaatan pelayanan pengobatan di puskesmas oleh keluarga miskin sasaran program JPS-BK di Kecamatan Pulau Pinang, Kabupaten Lahat, tahun 2000 = Utilization of health care in public health center by the poor as the target of social protection sector development program (SPSDP) in Pulau Pinang Sub District, District of Lahat, the year 2000