Palas, Nory A. Optimizing utilization of primary health services in barangay Sawanga, Bacon, Sorsogon City / By: Nory A. Palas - 2021. - xv, 205 pages : 30 cm Thesis Subjects--Topical Terms: Primary health careHealth services National Library of Medicine Call No.: T W 84.6 / .P15 2021