PRISMA flowchart. * “cardiovascular disease,” “coronary heart disease,” “coronary artery disease,” “heart disease,” “congestive heart failure,” “heart failure,” “hypertension,” “cerebral vascular disease,” “stroke,” “peripheral vascular disease,” “vascular disease,” “arrhythmia.” ** “self-care,” “self-management,” “self-care maintenance,” “self-care management,” “symptom management,” “symptom monitoring,” “adherence,” “compliance” AND “intervention” OR “education.”