“…Recently it has been suggested that such superinfection may occur following treatment with antibiotics in large and prolonged dosage (Abbott, Fernando, Gurling, and Meade, 1952). It seems that this clinical picture of invasion of lungs and other organs may occur as a primary manifestation of aspergillosis without underlying disease (Duncan, 1945;Cooper, 1946;Cawley, 1947;Hertzog and others, 1949;Grekin, Cawley, and Zheutlin, 1950).…”