MEDICAL RESEARCH--HOSPITAL FOOD--ONE-DAY INFLUENZA.
D000041:Absenteeism; D035843:Biomedical Research; D005521:Food Service, Hospital; D006761:Hospitals; D006801:Humans; D007251:Influenza, Human; D012106:Research; D012955:Societies, Medical; D006113:United Kingdom
ABSENTEEISM; GREAT BRITAIN; HOSPITAL FOOD SERVICE; RESEARCH; SOCIETIES, MEDICAL