Sample size calculations and methacholine challenge tests.
Inman
M D
MD
Norman
G
G
D001985:Bronchial Provocation Tests / Q000706:statistics & numerical data*; D016085:Bronchoconstrictor Agents; D006801:Humans; D016210:Methacholine Chloride; D018401:Sample Size
D016085:Bronchoconstrictor Agents; D016210:Methacholine Chloride