1440
RESULTS: An 81-year-old man with a history of neoplasies of the colon and prostate and anticoagulant treatment was referred for treatment of an ocular surface neoplasia on his left eye.
 ( adverse event: referred ,  An 81-year-old man with a history of neoplasies of the colon and prostate: Subject, 81-year-old: Subject.Age, man: Subject.Gender, an ocular surface neoplasia on his left eye: Effect, anticoagulant: Treatment, anticoagulant: Treatment.Drug, neoplasies of the colon and prostate: Treatment.Disorder) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: adverse event,potential therapeutic event, Arguments type: Treatment.Disorder,Treatment.Time_elapsed,Treatment.Dosage,Subject.Race,Treatment.Drug,Treatment.Route,Subject.Disorder,Treatment.Freq,Treatment,Effect,Subject.Population,Treatment.Duration,Combination.Drug,Subject,Subject.Age,Subject.Gender. 
Text: {0} 
Answer:
 ( adverse event: referred ,  An 81-year-old man with a history of neoplasies of the colon and prostate: Subject, 81-year-old: Subject.Age, man: Subject.Gender, an ocular surface neoplasia on his left eye: Effect, anticoagulant: Treatment, anticoagulant: Treatment.Drug, neoplasies of the colon and prostate: Treatment.Disorder) 