Search	Query	Records retrieved
1	Euthanasia	8093
2	Euthanasia, Active	2209
3	Euthanasia, Active, Voluntary	1795
4	Euthanasia, Passive	5984
5	((accompanied or assist*) adj2 (death* or dying or suicide*)).tw,kf.	5504
6	euthanasia*.tw,kf.	23,040
7	“medical assistance in dying”.tw,kf.	277
8	planned death.tw,kf.	18
9	(physician hastened adj2 (death* or dying or suicide*)).tw,kf.	18
10	“right to die”.tw,kf.	967
11	or/1-10 [Set 1: Medical assistance in dying]	30,985
12	Donor Selection	3638
13	exp Organ Transplantation	223,312
14	“Tissue and Organ Harvesting”	9589
15	exp “Tissue and Organ Procurement”	22798
16	exp Tissue Transplantation	195,683
17	exp Tissue Donors	78,406
18	exp Transplant Recipients	5631
19	(allocate* adj2 (organ$1 or tissue*)).tw,kf.	1831
20	((body or organ$1 or tissue*) adj2 (donor* or donation*)).tw,kf.	21,129
21	((cardiac or heart$1 or heart-lung or hepatic or intestin$ or kidney$1 or kidney-pancreas or liver$1 or lung$1 or lung-heart or multiorgan or organ$1 or pancreas or renal or thoracic or tissue$1) adj2 transplant*).tw,kf.	237,952
22	dead donor rule*.tw,kf	163
23	deceased donor*.tw,kf	6836
24	“donation after circulatory death”.tw,kf.	990
25	(donor adj2 (exclu* or select* or screen*)).tw,kf.	4756
26	((donor* or donation*) adj3 non heart beating).tw,kf	1174
27	living donor*.tw,kf.	14,282
28	(organ$1 adj2 (harvest* or procur* or retriev* or scarc*)).tw,kf.	6070
29	(tissue adj2 (harvest* or procur* or retriev*)).tw,kf.	3591
30	or/12-29 [Set 2: Organ donation]	481,655
31	and/11,30 [Sets 1 & 2]	1207
32	(exp animals/ or exp animal experimentation/ or exp models animal/ or exp vertebrates/) not (exp humans/ or exp human experimentation/)	4,926,229
33	((in-data-review or in-process or publisher or pubmed-not-medline).st. and (animal* or beagle* or cat or cats or chicken or chickens or dog or dogs or fish or hamster or hamsters or horse or horses or mouse or mice or nonhuman* or non human* or pig or pigs or porcine or rabbit or rabbit or raccoon or raccoons or racehorse or racehorses or rat or rats or rodent* or sheep).ti,kf.) not (adults or children or human or humans or infants or patient or patients or people or seniors).ti,kf	138,532
34	32 or 33 [Animal filter]	5,064,761
35	31 not 34 [Exclude animal studies]	1086
36	remove duplicates from 35 [MEDLINE results for export]	1086