https://eutils.ncbi.nlm.nih.gov/entrez/eutils/esearch.fcgi?db=pubmed&term=Ru+Xin+Koi%5Bauthor%5D&datetype=edat&usehistory=y&retmax=1&tool=Litmetric&email=readroberts32@gmail.com&api_key=61f08fa0b96a73de8c900d749fcb997acc09 2101MCID_676f06c2e2ae64a85e05b8bb 39010726 Ru Xin Koi[author] Koi, Ru Xin[Full Author Name] koi, ru xin[Author]