[Nasal respiration in prevention of catarrh of the upper respiratory tract].
D003139:Common Cold; D006801:Humans; D007830:Larynx; D009666:Nose; D012119:Respiration; D012140:Respiratory Tract Diseases
RESPIRATION; RESPIRATORY TRACT/diseases
Dýchánä nosem v prevenci kataru hornäch dýchacäch cest.