Passive Leg Raising Correlates with Future Exercise Capacity after Coronary Revascularization. - Huang, Shu-Chun; Wong, May-Kuen; Lin, Pyng-Jing; Tsai, Feng-Chun; Wen, Ming-Shien; Kuo, Chi-Tai; Hsu, Chih-Chin; Wang, Jong-Shyan (PLoS ONE, 2015)