Table 1.

Draft MEDLINE search, 1946 (database: MEDLINE(R) ALL, Platform: Ovid)

#	Searches
1	*social support/
2	Self-Help Groups/
3	peer group/
4	(peer* adj3 (support* or educat*)).ti, ab, kf.
5	((social adj3 support) and peer*).ti, ab, kf.
6	or/1–5
7	((heart or cardiac) adj2 (disease or surg* or patient?)).ti, ab, kf.
8	exp Myocardial Ischemia/
9	((coronary adj2 (arter* or stenos* or atheroscleros* or arterioscleros* or syndrome or microvascular)) or (coronary adj5 disease?) or CAD).ti, ab, kf.
10	(small adj2 (arter* or vessel*) adj2 disease*).ti, ab, kf.
11	(angina or stroke? or MINOCA or INOCA or SCAD or Kounis).ti, ab, kf.
12	((heart or myocardial) adj3 infarct*).ti, ab, kf.
13	(isch?emi* adj3 (heart or cardiac or myocardial)).ti, ab, kf.
14	((heart or cardiac or coronary) adj2 (spasm* or vasospasm* or embolism*)).ti, ab, kf.
15	exp Myocardial Revascularization/
16	(((aortocoronary or coronary) adj3 bypass*) or CABG).ti, ab, kf.
17	(angioplast* or atherectom* or endarterectom* or thrombectom* or PCI or PTCA or (Percutaneous adj3 (intervent* or revascular*))).ti, ab, kf.
18	exp Stroke/
19	Stroke Rehabilitation/
20	Cardiac Rehabilitation/
21	((brain* or cerebr* or cerebell* or vertebrobasilar or hemispher* or intracran* or intracerebral* or infratentorial* or supratentorial* or anterior circulation or posterior circulation or basal ganglia) adj5 (isch?emi* or infarct* or thrombo* or emboli*)).ti, ab, kf.
22	((brain* or cerebr* or cerebell* or intracerebral or intracran* or parenchymal or intraventricular or infratentorial or supratentorial or basal gangli*) adj5 (h?emorrhage* or h?ematoma* or bleed*)).ti, ab, kf.
23	exp Heart Failure/
24	exp Ventricular Dysfunction, Left/
25	((heart or cardiac) adj2 (failure or resynchroni*)).ti, ab, kf.
26	(cardiomyopath* or Takotsubo or HFrEF or HFpEF).ti, ab, kf.
27	or/7–26
28	6 and 27