Iranian lifestyle factors affecting reflux disease among healthy people in Qom Journal title: Electronic Physician Authors: Ghasem Yadegarfar, Somayeh Momenyan, Mitra Khoobi, Soriyeh Salimi, Amin Sheikhhaeri, Mohsen Farahaba... Subject(s):
Non-smooth Analysis of a Class of Filippov Systems with Two Frequency Scales Journal title: 河南科技大学学报（自然科学版） Authors: Xiufang YANG, Zhengdi ZHANG, Shaolong LI, Qinsheng BI Subject(s):
