Krzymowski, T Testosterone, estradiol and progesterone in sow's follicular fluid during different stages of estrous cycle. [electronic resource] - Bulletin de l'Academie polonaise des sciences. Serie des sciences biologiques 1979 - 417-21 p. digital Publication Type: Journal Article Subjects--Topical Terms: AnimalsEstradiol--analysisEstrusFemaleOvarian Follicle--metabolismPregnancyProgesterone--analysisSwine--metabolismTestosterone--analysis