Sit Thirapakpoomanunt. 1993. A study on the pepsin digestion of the horse anti-snake venom. Faculty of Graduate Studies, Mahidol University;
Sit Thirapakpoomanunt. (1993) A study on the pepsin digestion of the horse anti-snake venom . Mahidol University/Bangkok.
Sit Thirapakpoomanunt. A study on the pepsin digestion of the horse anti-snake venom. . Bangkok:Mahidol University, 1993.
Sit Thirapakpoomanunt. (1993) A study on the pepsin digestion of the horse anti-snake venom . Mahidol University/Bangkok.