F. Wiemer

Formation of prostacyclin (PGI2) by the ductus arteriosus of fetal lambs at different stages of gestation.

M. Heymann, A. Rudolph, M. Koerper, 1978, Prostaglandins.

Persistent Bilateral Mydriasis Associated With a Pituitary Adenoma in a Horse.

P. Wohlsein, M. Peters, Lisa Allnoch, 2020, Journal of equine veterinary science.