1	exp lipid/
2	exp omega 3 fatty acid/
3	exp fish oil/
4	exp medium chain triacylglycerol/
5	exp arachidonic acid/
6	exp docosahexaenoic acid/
7	exp omega 6 fatty acid/
8	exp linolenic acid/
9	(fat or lipid* or 'medium chain triglycerides' or MCT or microlipid or LCPUFA or linolenate).ti,ab.
10	((Fish or 'Cod Liver' or corn or safflower or soy or coconut) adj Oil*).ti,ab.
11	(('alpha linolenic' or arachidonic or docosahexaenoic or docosahexenoic or docosahexaenoate or eicosapentaenoic or eicosapentanoic or timnodonic or icosapentaenoic or 'fatty omega‐3' or 'Omega‐3 Fatty' or 'Omega‐6 fatty'or 'N‐3 Fatty' or 'N‐6 Fatty') adj acid*).ti,ab.
12	((PUFA or Fatty Acid* or Polyunsaturated) adj n‐3).ti,ab.
13	1 or 2 or 3 or 4 or 5 or 6 or 7 or 8 or 9 or 10 or 11 or 12
14	exp breast milk/
15	((human or breast or expressed) adj milk$).ti,ab.
16	((mother$ or maternal or donor$) adj milk$).ti,ab.
17	14 or 15 or 16
18	(infan* or newborn or neonat* or premature or very low birth weight or low birth weight or VLBW or LBW).mp. [mp=title, abstract, heading word, drug trade name, original title, device manufacturer, drug manufacturer, device trade name, keyword, floating subheading word]
19	exp infant/
20	18 or 19
21	(human not animal).mp. [mp=title, abstract, heading word, drug trade name, original title, device manufacturer, drug manufacturer, device trade name, keyword, floating subheading word]
22	(randomized controlled trial or controlled clinical trial or randomized or placebo or clinical trials as topic or randomly or trial or clinical trial).mp. [mp=title, abstract, heading word, drug trade name, original title, device manufacturer, drug manufacturer, device trade name, keyword, floating subheading word]
23	20 and 21 and 22
24	13 and 17 and 23