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 Table of Contents |  | 
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	| 101 | Editorial 
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	| 103 | President's Column 
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	| 118 | The Dental Advisor 
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	| 125 | Point of Care  (Featuring speakers at the 2006 CDA Annual Convention) 
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	| 133 | Clinical Showcase  (Featuring speakers at the 2006 CDA Annual Convention) 
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	| 143 | Use of Dental Services by Immigrant Canadians K.   Bruce Newbold, PhD
 Amish   Patel, BSc
 
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	| 145 | Computer and Internet Usage by Canadian Dentists Carlos  Flores-Mir, DDS, Cert Ortho, MSc, DSc
 Neal G.  Palmer, DDS, MSc, FRCD(C)
 Herbert C.   Northcott, PhD
 Carolyn    Huston, BSc
 Paul W. Major, DDS, MSc, FRCD(C)
 
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	| 147 | Effect of Reduced Exposure Times on the Microhardness of 10 Resin Composites Cured by High-Power LED and QTH Curing Lights Corey A. Felix, BSc (Hon), MSc
 Richard B.T.  Price, BDS, DDS, MS, FDS RCS (Edin), PhD
 Pantelis  Andreou, PhD
 
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	| 149 | Invasive Fungal Infection of the Maxilla Following Dental Extractions in a Patient with Chronic Obstructive Pulmonary Disease Christopher  Fogarty, DMD
 Frederick  Regennitter, DDS
 Christopher  F. Viozzi, DDS, MD
 
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	| 155 | Bruxism in Children: A Warning Sign for Psychological Problems Andréa  Gonçalves    Antonio, DDS
 Viviane Santos da Silva Pierro, DDS
 Lucianne Cople Maia, DDS, MSD, PhD
 
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	| 163 | Sinonasal Undifferentiated Carcinoma of the Maxillary Sinus Paul C. Edwards, MSc, DDS
 Stephen  J. Hess, MS, DDS
 Tarnjit  Saini, MS, DDS
 
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	| JCDA BookmarksThe following websites are mentioned in the News & Updates section of the print JCDA. JCDA does not endorse the content, information or views expressed by the organizations and institutions listed above, nor does JCDA control, or is responsible for, the content or information provided on these websites. | 
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| This edition of the JCDA has been very generously supported by 	3M ESPE, 	A-Dec International, 	Astra Tech, 	CDSPI, 	Colgate-Palmolive Canada Inc., 	Dentistry Canada Fund, 	DioGuardi and Company, LLP, 	GlaxoSmithKline, 	Imtec, 	Ivoclar-Vivadent, 	Jasper Dental Congress, 	Kodak Dental Systems, 	Oral-B Laboratories, 	Pfizer Consumer Healthcare, 	Septodont of Canada, Inc., 	Straumann Canada Ltd., 	Sultan Chemists, 	Sunstar Butler, 	Université de Montreal and 	Vident.
 
 I thank them sincerely for this support.
 
 Dr. John P. O'Keefe
 Editor-in-Chief
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