Key points are not available for this paper at this time.
Affiliation The First Affiliated Hospital, Jinan University, Guangzhou, PR China was omitted for author XiaoHua Fu. This affiliation has now been added for author XiaoHua Fu. The conflict of interest statement has been correct to [The author(s) The original version of this article has been updated.Missing affiliation (Affiliation is in affiliation list but not assigned to author. If unassigned affiliation is a commercial affiliation, the COI would also need to be changed.)
Rao et al. (Tue,) studied this question.