Rohaya Megat Abdul Wahab A prospective randomized clinical trial : comparing the efficacy of vacuum-formed and Hawley retainers / Rohaya bt Megat Abdul Wahab - 2001 - xii, 106 p. : ill. ; 30 cm. Thesis (Master Dental Science in Orthodontics) - University of Leeds, 2001 References : p. 91-106 Subjects--Corporate Names: University of Leeds--Dissertations Subjects--Topical Terms: Orthodontic RetainersOrthodontic AppliencesDissertations, Academic--United Kingdom National Library of Medicine Call No.: WU426 / .R737p 2001 9