TY - JOUR T1 - Introduction JF - Thorax JO - Thorax SP - S1 LP - S1 DO - 10.1136/thx.53.2008.S1 VL - 53 IS - suppl 3 AU - JOHN A FLEETHAM Y1 - 1998/10/01 UR - http://thorax.bmj.com/content/53/suppl_3/S1.abstract N2 - Sleep disordered breathing (SDB) is common and is often unrecognised in patients with cardiovascular disease. It can both cause and be caused by cardiovascular disease. There is increasing epidemiological evidence linking SDB with the development of systemic hypertension and ischaemic heart disease. Approximately 50% … ER -