1	'prostate hypertrophy'/exp
2	(Prostat* NEAR/3 hyperplasia*):ab,ti
3	(Prostat* NEAR/3 hypertroph*):ab,ti
4	(Prostat* NEAR/3 adenoma*):ab,ti
5	'bph':ab,ti OR 'bpo':ab,ti OR 'bpe':ab,ti
6	(prostat* NEAR/3 enlarg*):ab,ti
7	'prostatism'/exp
8	'prostatism':ab,ti
9	'bladder obstruction'/exp
10	(bladder* NEAR/3 obstruct*):ab,ti
11	'BOO':ab,ti
12	#1 OR #2 OR #3 OR #4 OR #5 OR #6 OR #7 OR #8 OR #9 OR #10 OR #11
13	'Prostatic urethral lift':ab,ti
14	'urolift':ab,ti
15	#13 OR #14
16	#12 AND #15
17	('animals'/exp) NOT ('humans'/exp and 'animals'/exp)
18	#16 NOT #17