SEDDIK, I., RASHWAN, N. M., EL-TRABILI, M., EL-TIMAWY, A., THABET, A. (1988). 'A SEROLOGICAL INVESTIGATION ON THE OCCURRENCE OF MYCOPLASMA PNEUMONIAE IN UPPER EGYPT', Assiut Veterinary Medical Journal, 20.1(39), pp. 45-52. doi: 10.21608/avmj.1988.189294