SABRY KH. MOHAMED, NAGLAA M. SHALABY. MICRODETERMINATION OF SILDENAFIL, TADALAFIL AND VARDENAFIL DRUGS EMPLOYED IN THE ERECTILE DYSFUNCTION THERAPY IN PHARMACEUTICAL FORMULATIONS AND URINE SAMPLES OF DIABETIC PATIENTS TYPE-II IN TAIF AREA, SAUDIA ARABIA USING ATOMIC EMISSION AND ATOMIC ABSORP. ijpbs [Internet]. 2013 Mar. 31 [cited 2026 Sep. 3];4(1):1037-46. Available from: https://ijpbs.net/index.php/journal/article/view/1992