β2-agonists
Ayres, JonG., Sykes, A.P., Ferry, DavidR., Niggemann, B., Wahn, U.Volume:
337
Language:
english
Journal:
The Lancet
DOI:
10.1016/0140-6736(91)91342-R
Date:
March, 1991
File:
PDF, 185 KB
english, 1991