by Purtell, K., Gingrich, K.J., Ouyang, W., Herold, K.F., Hemmings, H.C.
Published in British journal of anaesthesia : BJA (01.07.2015)

by Justice, L. M, Lin, T. -J, Purtell, K. M, Logan, J
Published in Grantee Submission (2020)

by RIM KERN,ELLIS-MONAGHAN JOHN J.,GREENE BRIAN J.,HENSON WILLIAM K.,PURTELL ROBERT J.,WANN CLEMENT H.,WILDMAN HORATIO S
Year of Publication 06.06.2007

by Mark K. Vogl, Mary Purtell, Hugh W. Thompson, JoAnn Scott, Robert Wilson, Robert E. Lupinskie Editor's Note: The writter is vice president of the Nassau-Suffolk School Boards Association. Elizabeth Kane. Editor's Note: The writer is director of the West
Published in Newsday (14.10.1999)