Tantilipikorn, P., Bunnag, C., Srifuengfung, S., Dhiraputra, C., Tiensasitorn, C., Jaroencharsri, P., Tunsuriyawong, P., Assanasen, P. and Bedavanija, A. 2007. A Surveillance Study of Bacteriologic Profile in Rhinosinusitis. Siriraj Medical Journal. 59, 4 (Jul. 2007), 177–180.