[Development of the resistance of tumors in chemotherapy; studies on the Yoshida sarcoma].
D000818:Animals; D001669:Biochemical Phenomena; D009369:Neoplasms; D009374:Neoplasms, Experimental; D012513:Sarcoma, Experimental; D012517:Sarcoma, Yoshida
NEOPLASMS/experimental; SARCOMA/experimental