TY  - GEN
AU  - Calvo,G M
AU  - Calvo,A M
AU  - Marín,H F
AU  - Moya,G J
TI  - Is it useful to add an anticholinergic treatment to beta 2-adrenergic medication in acute asthma attack?
SN  - 1018-9068
PY  - 1998///0602
KW  - Acute Disease
KW  - Adolescent
KW  - Adrenergic beta-Agonists
KW  - therapeutic use
KW  - Albuterol
KW  - Analysis of Variance
KW  - Asthma
KW  - drug therapy
KW  - Child
KW  - Child, Preschool
KW  - Chile
KW  - Double-Blind Method
KW  - Drug Combinations
KW  - Evaluation Studies as Topic
KW  - Female
KW  - Humans
KW  - Ipratropium
KW  - Male
KW  - Muscarinic Antagonists
KW  - Prospective Studies
N1  - Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial
ER  -