Gaafar, H., Mesbah, R., Shams, A. and El-Nahrawy, M. 2025. the Effect of propolis supplementation on productive performance and immunity response of suckling Friesian calves. Journal of the Hellenic Veterinary Medical Society. 75, 4 (Jan. 2025), 8203–8216. DOI:https://doi.org/10.12681/jhvms.35383.