Impregnation of handkerchiefs, ultra-violet lighting, and other control methods in prevention of upper respiratory disease.
D004194:Disease; D006801:Humans; D008027:Light; D008029:Lighting; D008889:Military Personnel; D012120:Respiration Disorders; D012137:Respiratory System; D012140:Respiratory Tract Diseases; D032413:Viola
ARMED FORCES PERSONNEL/diseases; RESPIRATORY TRACT/diseases