ID	Search	Items found
#1	[mh ^Infant] OR [mh “child, preschool”] OR infan*:ti,ab,kw OR young child*:ti,ab,kw OR baby:ti,ab,kw OR babies:ti,ab,kw OR “early childhood”:ti,ab,kw OR weanling*:ti,ab,kw OR “first year of life”:ti,ab,kw OR “early life”:ti,ab,kw OR ((“pre school”:ti,ab,kw OR preschool:ti,ab,kw OR kindergar*:ti,ab,kw) AND (child*:ti,ab,kw)) OR “preschool aged”:ti,ab,kw OR “preschool age”:ti,ab,kw OR “pre school age”:ti,ab,kw OR “pre school aged”:ti,ab,kw OR “kindergarten age”:ti,ab,kw OR “kindergarten aged”:ti,ab,kw	79,467
#2	[mh ^”Infant Nutritional Physiological Phenomena”] OR [mh ^”Infant Food”] OR [mh Weaning] OR diet:ti,ab,kw OR nutrition:ti,ab,kw OR food*:ti,ab,kw OR feeding:ti,ab,kw OR wean*:ti,ab,kw OR beikost:ti,ab,kw OR “partial breastfeeding”:ti,ab,kw OR “partial breastfeeding”:ti,ab,kw OR “non‐exclusive breastfeeding”:ti,ab,kw OR “non‐exclusive breastfeeding”:ti,ab,kw OR “mixed breastfeeding”:ti,ab,kw OR “mixed breastfeeding”:ti,ab,kw OR fruit*:ti,ab,kw OR vegetable*:ti,ab,kw OR cereal*:ti,ab,kw OR wheat:ti,ab,kw OR gluten:ti,ab,kw OR egg*:ti,ab,kw OR peanut*:ti,ab,kw OR fish:ti,ab,kw OR shellfish:ti,ab,kw OR porridge:ti,ab,kw OR rice:ti,ab,kw OR meat:ti,ab,kw OR bread:ti,ab,kw OR juice:ti,ab,kw OR corn:ti,ab,kw OR IYCF:ti,ab,kw OR puree*:ti,ab,kw OR solid*:ti,ab,kw OR “spoon‐fed”:ti,ab,kw OR spoonfed:ti,ab,kw OR meal*:ti,ab,kw	108,124
#3	(introduction:ti,ab,kw,kw OR introduce*:ti,ab,kw,kw OR introducing:ti,ab,kw,kw OR start:ti,ab,kw,kw OR beginning:ti,ab,kw,kw OR milestone*:ti,ab,kw,kw) NEAR (time:ti,ab,kw OR timing:ti,ab,kw OR moment:ti,ab,kw OR duration:ti,ab,kw OR age:ti,ab,kw OR month:ti,ab,kw OR months:ti,ab,kw OR early:ti,ab,kw OR week:ti,ab,kw OR weeks:ti,ab,kw OR year:ti,ab,kw OR years:ti,ab,kw OR day:ti,ab,kw OR days:ti,ab,kw)	15,912
#4	#1 AND #2 AND #3	673

Systematic reviews (SR): 31

Clinical trials (CT), filtered from 1990: 611

642 imported into a library (1 clinical question not imported)