“Study of some Impact Of Enterococcus faecium As Probiotic On Chick 1- Body Weight And Pathological Changes In Air Sacs And Intestine: Emad J.khamas and Amjad H.Elaywe”, Iraqi J. Vet. Med., vol. 31, no. 1, pp. 70–77, Jun. 2007, doi: 10.30539/iraqijvm.v31i1.806.