Ardina, R., and V. A. Monica. “Profil Kadar Hemoglobin Dan Indeks Eritrosit Pada Perokok Aktif Di Kelurahan Tanjung Pinang Kota Palangka Raya: Profile of Hemoglobin Level and Erythrocyte Index in Active Smokers in Tanjung Pinang Village, Palangka Raya City”. Jurnal Surya Medika (JSM), vol. 4, no. 1, Aug. 2018, pp. 56-66, doi:10.33084/jsm.v4i1.351.