Samsell B, Moore M, Bertasi G, Spinato S, Bernardello F, Rebaudi A, Sfasciotti GL, Powers R. Are bone allografts safe and effective for today's dental practitioner? Dentistry. 2014 Nov 3;4(9):1000260. doi: 10.4172/2161-1122.1000260
Finkelstein EA, Kosa KM. Use of incentives to motivate healthy behaviors among employees. Gender issues. 2003 Jun;21(3):50-9. doi: 10.1007/s12147-003-0005-0