Is the shift toward right-sided colon cancer abating in the United States?
D002430:Cecal Neoplasms / Q000453:epidemiology; D003110:Colonic Neoplasms / Q000453:epidemiology; D005260:Female; D006801:Humans; D008297:Male; D009519:New York City; D012811:Sigmoid Neoplasms / Q000453:epidemiology; D014481:United States