[Intensity of Nippostrongylus brasiliensis (Travasos, 1914) invasion in rats of different ages and strains].
D000367:Age Factors; D000818:Animals; D005243:Feces / Q000469:parasitology; D005260:Female; D008297:Male; D009349:Nematode Infections / Q000469:parasitology*; D009559:Nippostrongylus; D010270:Parasite Egg Count; D051381:Rats; D011919:Rats, Inbred Strains
Badania nad intensywnościa inwazji Nippostrongylus brasiliensis (Travassos, 1914) u szczurow w róznym wieku i róznych szczepów.