广州市社区人群非心源性胸痛的流行病学调查 (Zhongshan da xue xue bao. Zhongshan daxue xuebao yixue kexue ban = Journal of Sun Yat-sen University. Yi xue ke xue ban, 2011)
Keywords: 市区人口; 流行病学; 非心源性胸痛