Olinga, Z.; Philippe Salomon Nguwoh; Taheu, C. N.; Likeng, J. L. N.; Nguepidjo, G.; Tonmeu, S. C. D.; Folefack, G. B. L.; Sevilor, K.; Tchoffo, D.; Fokam, J. HBs Antigen Seroprevalence of the Hepatitis B Virus in Blood Donors Using Enzyme Linked Immunosorbent Assay at the Essos Hospital Centre of Yaounde, Cameroon. EJMED 2022, 4, 88-92.