passages.id: 427
passages.type: sentence
passages.text: Participants were 236 heavy drinking smokers in a randomized clinical trial testing the efficacy of incorporating brief alcohol intervention into smoking cessation treatment .
entities.id: 428
entities.type: intervention
entities.text: alcohol intervention
entities.id: 429
entities.type: outcome
entities.text: efficacy
entities.id: 430
entities.type: participant
entities.text: Participants were 236 heavy drinking smokers