... services. Design/methodology/approach Literature analysis, expert interviews, questionnaire survey and frequency analysis were taken to reveal the influencing factors of non-technical medical services. Grey correlation methods were taken to compare the rationality differences of cognition of non...

...Bingjun Li; Chunhua He; Liping Hu; Yanhua Li Purpose The purpose of this paper is to realize dynamical grey incidence order of influencing factors of grain production in Henan province using grey systems theory. Design/methodology/approach Starting from choosing influence factors on grain...