Frederik B. Bang

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Wherever intensity of disease transmission (size of virus populations) is great, there will be competition among the different viruses for soil. This competition, which is discussed here as epidemiological interference, was seen in a series of studies in West Bengal, India, and in Nepal. Competition for space led to localization of adenovirus types.(More)
Marked seasonal variation in the prevalence of signs of vitamin A deficiency was found in the 2nd year of a continuing study of children age 0 to 4-1/2 years in a village in West Bengal, confirming results of a previous 18-month study. Administration of 200,000 IU of vitamin A every 4 months completely eliminated night blindness and prevented the(More)
Mucociliary transport was studied in the nasal mucous membranes and sinuses of 3-week-old chickens which were either exposed to sulfur dioxide (SO2), infected intranasally with the mesogenic strain of Newcastle disease virus (NDV), or exposed to SO2 after NDV infection. A newly developed apparatus was used to follow intranasal transport rates over time in(More)