Cassese Todd, Kaplan Elizabeth, Douglas Vanja, Dhaliwal Gurpreet
Department of Medical Sciences, Frank H. Netter MD School of Medicine at Quinnipiac University, Hamden, CT, USA.
J Gen Intern Med. 2013 Sep;28(9):1242-6. doi: 10.1007/s11606-012-2254-7. Epub 2012 Nov 27.