Are patients truthful about their smoking habits? A validation of self‐report about smoking cessation with biochemical markers of smoking activity amongst patients with ischaemic heart disease

Abstract
From Attebring M, Herlitz J, Berndt A‐K, Karlsson T, Hjalmarson A (Division of Cardiology, Sahlgrenska University Hospital, Göteborg, Sweden). Are patients truthful about their smoking habi...