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subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=26966241.ui
free resource scite Smart Citations https://scite.ai/reports/26966241
subscription/membership/fee required Silverchair Information Systems https://academic.oup.com/tropej/article-lookup/doi/10.1093/tropej/fmw005