http://repository.uhamka.ac.id/id/eprint/14445/ Hasil Review Prosiding "Penguatan Sistem Pelayanan Kesehatan Lanjut Usia" Hermawan, Saputra http://repository.uhamka.ac.id/id/eprint/14445/1/1.%20Prosiding%20%283%2C54%29.pdf Unduh!