https://eutils.ncbi.nlm.nih.gov/entrez/eutils/esearch.fcgi?db=pubmed&term=Tor+Ole+Bergan%5Bauthor%5D&datetype=edat&usehistory=y&retmax=1&tool=Litmetric&email=readroberts32@gmail.com&api_key=61f08fa0b96a73de8c900d749fcb997acc09 1101MCID_676f063b52541c0d5f0ca00b 24485525 Tor Ole Bergan[author] Bergan, Tor Ole[Full Author Name] bergan, tor ole[Author]