by Sulik, S M, Kroeger, K, Schultz, J K, Brown, J L, Becker, L A, Grant, W D
Published in The Journal of family practice (01.12.2001)

by Sulik, S M, Greenwald, J L
Published in American family physician (01.04.1994)

by Heath, C C, Sulik, S M
Published in Primary care (01.03.1997)

by Sulik, Sandra M, Becker, Lorne A, Grant, William D
Published in The Journal of family practice (01.04.2002)