Letter: Dictyocaulis viviparus and Elaphostrongylus cervi in wapiti.
D000818:Animals; D003670:Deer / Q000469:parasitology*; D004022:Dictyocaulus Infections / Q000662:veterinary*; D005260:Female; D008297:Male; D009349:Nematode Infections / Q000662:veterinary*; D013320:Strongyloidea