ers ▁over ▁ 2 0 0 ▁hours ▁of ▁continu ing ▁professional ▁education ▁ann ually ▁Res iden cy ▁program mes ▁in ▁ 5 ▁special ties ▁( O ral ▁& ▁Max illo fa cial ▁surg ery , ▁Orth od ont ics , ▁End od ont ics , ▁Rest or ative ▁dent istry ▁and ▁Period ont ics ). ▁A ux ili ary ▁training ▁courses ▁for ▁dent al ▁assist ants ▁and ▁techn icians ▁ ▁Awards ▁Singapore ▁Qu ality ▁Class ▁( Se ptember ▁ 2 0 0 4 ) ▁People ▁Develop er ▁( J une ▁ 2 0 0 4 , ▁ 2 0 0 2 ) ▁for ▁staff ▁training ▁and ▁development ▁ISO ▁ 9 0 0 1 ▁( M arch ▁ 2 0 0 4 ) ▁cert ified ▁for ▁Rad i ography , ▁D ental ▁Labor atory ▁and ▁Central ▁Ster ile ▁Supp lies ▁Services ▁ISO ▁ 1 4 0 0 0 ▁( J une ▁ 2 0 0 4 ) ▁cert ified ▁for ▁Environment al ▁Management ▁processes ▁H . E . A . L . T . H . ▁Award ▁( 2 0 0 3 , ▁ 2 0 0 2 , ▁ 2 0 0 1 , ▁ 2 0 0 0 ) ▁for ▁health ▁promotion ▁among ▁staff ▁ ▁References ▁ ▁External ▁links ▁National ▁D ental ▁Centre ▁ ▁Category : He alth ▁special ist ▁cent res ▁in ▁Singapore ▁Category : B uk it ▁Mer ah ▁Category : H osp it als ▁established ▁in ▁ 1 9 9 7 ▁Category : Build ings ▁and ▁structures ▁in ▁Central