Clark, Morris S. Handbook of nitrous oxide and oxygen sedation / Morris S. Clark, Ann L. Brunick - 3rd ed. - St. Louis, Mo. : Mosby/Elsevier, 2008 - xiii, 235 p. : ill. ; 24 cm. Previous ed.: 2003 ISBN: 9780323048279 RM154.47 0323048277 Subjects--Topical Terms: Nitrous Oxide--therapeutic use--handbooksAnesthesia, Dental--handbooksConscious Sedation--handbooks National Library of Medicine Call No.: WO460 / .C594h 2008 9HUKM