Table 1.

Number of articles selected to be reviewed from search results.

Search	References in search results (n=187), n (%)	Mention of challenges in abstract/title (n=8), n (%)	Mention of solutions in abstract/title (n=85), n (%)	Mention of challenges and solutions in abstract/title (n=19), n (%)	Number of articles retrieved for full-text review (n=112), n (%)
Search 1: broad	90 (48)	2 (25)	44 (52)	14 (74)	60 (54)
Search 2: genetic services specified	67 (36)	3 (38)	31 (37)	5 (26)	39 (35)
Search 3: pediatric	30 (16)	3 (38)	10 (12)	0 (0)	13 (12)