by Irwin, R S, Boulet, L P, Cloutier, M M, Fuller, R, Gold, P M, Hoffstein, V, Ing, A J, McCool, F D, O'Byrne, P, Poe, R H, Prakash, U B, Pratter, M R, Rubin, B K
Published in Chest (01.08.1998)

by Irwin, Richard S., Boulet, Louis-Philipe, Cloutier, Michelle M., Fuller, Richard, Gold, Philip M., Hoffstein, Victor, Ing, Alvin J., McCool, F. Dennis, O’Byrne, Paul, Poe, Robert H., Prakash, Udaya B.S., Pratter, Melvin R., Rubin, Bruce K.
Published in Chest (01.08.1998)

by FitzGerald, J Mark, Boulet, Louis-Philipe, McIvor, R Andrew, Zimmerman, Sabrina, Chapman, Kenneth R
Published in Canadian respiratory journal (2006)