by Farran, M.T., Khalil, R.F., Uwayjan, M.G., Ashkarian, V.M., Hajj, R.N.
Published in Journal of applied poultry research (01.07.2000)

by Zayed, M.A, Khalil, R.F, Elsetohy, K.A, Hashem, A.T, AbdAllah, A.A, Fathi, A.I
Published in Journal of pediatric & adolescent gynecology (01.12.2017)