共 12 条
[3]
BLEICHERT A, 1975, POSTGRAD MED J, V51, P112
[5]
GROSS NJ, 1975, AM REV RESPIR DIS, V112, P823
[6]
HUNT D, 1983, CURR THER RES CLIN E, V33, P651
[8]
COMPARATIVE TRIAL OF A NEW ANTICHOLINERGIC BRONCHODILATOR, SCH 1000, AND SALBUTAMOL IN CHRONIC-BRONCHITIS
[J].
BMJ-BRITISH MEDICAL JOURNAL,
1973, 4 (5885)
:134-136
[10]
STORMS WW, 1975, AM REV RESPIR DIS, V111, P419