RT Journal T1 PIke's peak from crystal reservoir, colorado springs, colorado (2010) JF Archives of Internal Medicine JO Archives of Internal Medicine YR 2011 FD April 11 VO 171 IS 7 SP 656 OP 656 DO 10.1001/archinternmed.2011.123 UL http://dx.doi.org/10.1001/archinternmed.2011.123 AB Courtesy of: David C. Plitt, MD, Internal Medicine, Clear Creek Medical Group, Denver, Colorado.