Collaboration produces a whole that is greater than the sum of its parts.
Selevan
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D003625:Data Collection / Q000379:methods*; D005060:Europe / Q000453:epidemiology; D006801:Humans; D007391:International Cooperation; D015201:Meta-Analysis as Topic; D015337:Multicenter Studies as Topic / Q000379:methods*; D011159:Population Surveillance / Q000379:methods; D012042:Registries / Q000592:standards; D012107:Research Design; D014481:United States / Q000453:epidemiology