1. Higher-order needs drive new growth in mature consumer markets;Dutra;J Bus Strategy,2004
2. American Dental Association Council on Scientific Affairs Tooth whitening/bleaching: treatment considerations for dentists and their patients 2009
3. History, safety, and effectiveness of current bleaching techniques and applications of the nightguard vital bleaching technique;Haywood;Quintessence Int,1992
4. The chemical bleaching of teeth;Kirk;Dent Cosmos,1889
5. The cause and treatment of discolored teeth;Barker;Dent Cosmos,1861