Spontaneous regression of neoplasms; an experimental study in the duck.
D000818:Animals; D004372:Ducks; D005350:Fibroma; D006391:Hemangioma; D009369:Neoplasms; D009374:Neoplasms, Experimental; D012878:Skin Neoplasms
ANGIOMA/experimental; FIBROMA/experimental; NEOPLASMS/experimental; SKIN/neoplasms