Speech camp: community-based speech therapy model for Thai children with cleft lip/palate in Amnatchareon Province - Suphawatjariyakul, R; Lorwatanapongsa, P; Makarabhirom, K; Prathanee, B; Manochiopinig, S; Wattanawongsawang, W (Saraburi Hosp Med J, 2007)