the most common congenital diseases in children is congenital heart disease. factors such as environment, genetic, old maternal age during pregnancy, maternal disease and using medicine in pregnancy, prematuritiy, and specific seasons are significant in the prevalence of disease.materials and methods: a cross sectional study was conducted to investigate the status of children with congenital he...

Oestrus induction with intravaginal progesterone is the most preferred method in anoestrus sheep. In previous studies it was argued that decrease level before sponge removed reduces efficiency. This study aimed to test hypothesis additional treatment during priming anestrous ewes could increase reproductive efficiency of induction. The conducted on 261 Kangal sheep, which were pregnant autumn a...