Experimental chemical production of brain tumors.
D000818:Animals; D001932:Brain Neoplasms / Q000139:chemically induced*; D002330:Carmustine; D005038:Ethylnitrosourea; D008770:Methylnitrosourea; D009374:Neoplasms, Experimental / Q000139:chemically induced; D009607:Nitrosourea Compounds; D051381:Rats
D009607:Nitrosourea Compounds; D008770:Methylnitrosourea; D005038:Ethylnitrosourea; D002330:Carmustine