An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Lai CK, Chan JK, Chan A, Wong G, Ho A, Choy D, Lau J, Leung R.Lai CK, et al. Among authors: leung r.Clin Exp Allergy. 1997 May;27(5):540-5.Clin Exp Allergy. 1997.PMID: 9179428
Leung R, Lam CW, Chan A, Lee M, Chan IH, Pang SW, Lai CK.Leung R, et al.Clin Exp Allergy. 1998 May;28(5):585-90. doi: 10.1046/j.1365-2222.1998.00281.x.Clin Exp Allergy. 1998.PMID: 9645595
Choy DK, Tong M, Ko F, Li ST, Ho A, Chan J, Leung R, Lai CK.Choy DK, et al. Among authors: leung r.Clin Exp Allergy. 1999 Jan;29(1):84-90. doi: 10.1046/j.1365-2222.1999.00481.x.Clin Exp Allergy. 1999.PMID: 10051706
Wong GW, Ko FW, Lau TS, Li ST, Hui D, Pang SW, Leung R, Fok TF, Lai CK.Wong GW, et al. Among authors: leung r.Clin Exp Allergy. 2001 Apr;31(4):565-9. doi: 10.1046/j.1365-2222.2001.01063.x.Clin Exp Allergy. 2001.PMID: 11359423
Leung R, Wong G, Lau J, Ho A, Chan JK, Choy D, Douglass C, Lai CK.Leung R, et al.Eur Respir J. 1997 Feb;10(2):354-60. doi: 10.1183/09031936.97.10020354.Eur Respir J. 1997.PMID: 9042632Free article.