Al-Haifi, A. Y., A. S. M. Al Makdad, M. K. Salah, H. A. Al-Shamahy, and W. A. A. Al Shehari. “EPIDEMIOLOGY, BACTERIAL PROFILE, AND ANTIBIOTIC SENSITIVITY OF LOWER RESPIRATORY TRACT INFECTIONS IN SANA’A AND DHAMAR CITY, YEMEN”. Universal Journal of Pharmaceutical Research, vol. 5, no. 2, May 2020, doi:10.22270/ujpr.v5i2.386.