Efficacy and safety of colistin (colistimethate sodium) for therapy of infections caused by multidrug-resistant Pseudomonas aeruginosa and Acinetobacter baumannii in Siriraj Hospital, Bangkok, Thailand - Koomanachai,P.; Tiengrim,S.; Kiratisin,P.; Thamlikitkul,V. (Int J Infect Dis, 2007)