1. Ahmadi MR, Nazifi S, Gaisari HR (2000) Cytology changes in heifer’s cervical mucosa at different phases of the oestrus cycle. 14th ICAR, Stockholm
2. Ahmadi MR, Nazifi S, Ahmadi S (2001) Relationship of differential leukocyte count in uterine cervical mucus and blood with reproductive function of postpartum cows. Iran J Vet Res 2:107–117
3. Ahmadi MR, Nazifi S, Gaisari HR (2002) A new method in diagnosing of postpartum subclinical endometritis in dairy cattle. Sixth international symposium on reproduction in domestic ruminants. Scotland. UK
4. Ahmadi MR, Nazifi S, Khodakaram Tafti A (2004) Cytological studies of uterus and uterine cervical mucosa by swab and aspiration methods in cows. J Fac Vet Med Univ Tehran 59:360–366
5. Beil C (2002) Reproduction beim weiblichen Kamel (Camelus dromedaries und Camelus bactrianus). Eine gewichtete literaturestudie (thesis, Hannover). In: Wernary U, Kaaden OR (eds) Infectious diseases in camelids, 2nd edn. Blackwell Science, Berlin, pp 116–133