The effect of ciclotropium on human heart rate.
Ding RW, Port RE, Ortmann K, Liebmann B, Spahn-Langguth H, Mutschler E, Weber E.
Ding RW, et al. Among authors: port re.
Eur J Clin Pharmacol. 1994;46(5):455-9. doi: 10.1007/BF00191911.
Eur J Clin Pharmacol. 1994.
PMID: 7957543
Clinical Trial.