Al-kadassy, A. M., A. F. S. Al-Ashiry, and H. A. Al-Shamahy. “SERO-EPIDEMIOLOGICAL STUDY OF HEPATITIS B, C, HIV AND TREPONEMA PALLIDUM AMONG BLOOD DONORS IN HODEIDA CITY- YEMEN”. Universal Journal of Pharmaceutical Research, vol. 4, no. 2, May 2019, doi:10.22270/ujpr.v4i2.256.