Analysis of self-rated psychological health among employees of partial enterprises in Panyu District, 2012
QIU Zong-yao, QIU Zhi-jian, CHEN Wei-feng, LIN Jian, SU Qi-wen
S China J Prev Med . 2013, (4): 62 -65 .  DOI: 10.13217/j.scjpm.2013.04.062