The relapse phenomenon in the Leucocytozoon simondi infection of the domestic duck.
D000818:Animals; D016782:Apicomplexa; D001717:Birds; D004194:Disease; D004372:Ducks; D016787:Haemosporida; D011200:Poultry; D012008:Recurrence
FOWLS, DOMESTIC/diseases; SPOROZOA