Authors: Mainous, Arch G., Xie, Zhigang, Dickmann, Samuel B., Medley, James F., Hong, Young-Rock
Source: Journal of the American Board of Family Medicine. 36(2):325-332
Availability: http://explore.bl.uk/primo_library/libweb/action/display.do?tabs=detailsTab&gathStatTab=true&ct=display&fn=search&doc=ETOCRN632773338&indx=1&recIds=ETOCRN632773338