3Louie J P, Bell L M. Appropriate use of antibiotics for common infections in an era of increasing resistance [J]. Emerg Med Clin AM, 2002, 20 ( 7 ) : 69-91.
4Teng C L, Shajahan Y . The management of upper respiratory tract infections[J]. Med J Malaysia, 2001, 56 ( 9 ) : 260.
