00512nas a2200193   4500000000100000000000100001008004100002100001400043700001300057700001600070700001300086700001400099700001500113700001600128245014000144300001200284490000800296022001400304       2018                            d1 aA. Spence1 aJ. Busby1 aB. Johnston1 aJ. Baron1 aC. Hughes1 aH. Coleman1 aC. Cardwell00aLow-Dose Aspirin Use Does Not Increase Survival in 2~Independent Population-Based Cohorts of Patients With~Esophageal or Gastric Cancer  a849-8600 v154  a0016-5085