[Common cold prophylaxis in young people at a ski-camp].
D015124:8-Bromo Cyclic Adenosine Monophosphate / Q000031:analogs & derivatives; D001205:Ascorbic Acid / Q000628:therapy*; D035843:Biomedical Research; D003139:Common Cold / Q000517:prevention & control*; D006801:Humans; D014815:Vitamins
D014815:Vitamins; D015124:8-Bromo Cyclic Adenosine Monophosphate; C044258:8-chloro-cyclic adenosine monophosphate; D001205:Ascorbic Acid
COMMON COLD/prevention and control; VITAMIN C/therapy