Nowak, Marta; Boos, Alois; Kowalewski, Mariusz P (2018). Luteal and hypophyseal expression of the canine relaxin (RLN) system during pregnancy: Implications for luteotropic function. PLoS ONE, 13(1):e0191374.
Nowak, Marta; Gram, A; Boos, Alois; Aslan, Selim; Ay, Serhan S; Önyay, Firdevs; Kowalewski, Mariusz P (2017). Functional implications of the utero-placental relaxin (RLN) system in the dog throughout pregnancy and at term. Reproduction, 154(4):415-431.