TY - BOOK AU - Abd El Wahed Mahmoud Hassan, AU - Salah El Dien A. Sleim AU - Said Ahmad A. El Shater TI - Laboratory and Field studies for preparation and evaluation of the mycoplasma gallisepticum bacterins PY - 1995/// KW - Microbiology KW - Bacteriology N1 - Thesis (M.Sc.)-Cairo University, 1995.; Bibliography: pages 230-258 ER -