by Sadler, RM, Purdy, RA, Rahey, S
Published in Cephalalgia (01.07.2002)

by Becker, WJ, Purdy, RA
Published in Cephalalgia (01.11.2008)

by Boulton, P, Purdy, RA, Bosch, EP, Dodick, DW
Published in Cephalalgia (01.02.2007)

by Dowson, AJ, MacGregor, EA, Purdy, RA, Becker, WJ, Green, J, Levy, SL
Published in Cephalalgia (01.03.2002)

by Purdy, R. A.
Published in Neurological sciences (01.05.2013)

by Pryse-Phillips, William E, Nelson, Robert F, Dodick, David W, Edmeads, John G, Gawel, Marek J, Purdy, R Allan, Robinson, Gordon, Stirling, Denise, Worthington, Irene
Published in Canadian Medical Association journal (CMAJ) (01.05.1997)

by Doucet, M D, Purdy, R A, Kaufman, D M, Langille, D B
Published in Medical education (01.11.1998)

by Purdy, R A
Published in The Medical clinics of North America (01.07.2001)

by Sargeant, J M, Purdy, R A, Allen, M J, Nadkarni, S, Watton, L, O'Brien, P
Published in Academic medicine (01.10.2000)

by Marrie, T J, Purdy, R A, Johnston, B L, McCormick, C W, Benstead, T, Ansell, J, Maloney, W, Allos, B M, Blaser, M J
Published in Clinical infectious diseases (01.04.1995)

by Weaver, D F, Heffernan, L P, Purdy, R A, Ing, V W
Published in Neurology (01.01.1988)

by Purdy, R. Allan
Published in Headache (01.06.2006)

by Purdy, R A, Benstead, T J, Holmes, D B, Kaufman, D M
Published in Canadian journal of neurological sciences (01.08.1999)

by Purdy, RA
Published in Cephalalgia (01.01.2000)

by Purdy, R Allan, Kirby, Sarah
Published in Neurologic clinics (01.02.2004)

by Purdy, R A, Cassidy, B, Marrie, T J
Published in Neurology (01.11.1990)

by Ivers, Hans, McGrath, Patrick J., Purdy, R. Allan, Hennigar, Allan W., Campbell, Mary-Ann
Published in Headache (01.02.2000)

by Pryse-Phillips, William E M, Dodick, David W, Edmeads, John G, Gawel, Marek J
Published in Canadian Medical Association journal (CMAJ) (14.07.1998)

by Leslie L. Barton, Marrie, T. J., R. A. Purdy, Johnson, B. L., C. W. Mc Cormick, T. Benstead, Ansell, J., W. Maloney, B. Mishu Allos, Blaser, M. J.
Published in Clinical infectious diseases (01.01.1996)

by Heffernan, L P, Fraser, R C, Purdy, R A
Published in American journal of obstetrics and gynecology (15.10.1980)