S1	(MH "Fatty Acids, Omega‐3+") OR (MH "Fatty Acids, Omega‐6+") OR (MH "Fatty Acids, Unsaturated+")
S2	TI ( ((Fish or 'Cod Liver' or corn or safflower or soy or coconut) N2 Oil*) ) OR AB ( ((Fish or 'Cod Liver' or corn or safflower or soy or coconut) N2 Oil*) )
S3	TI ( (fat or lipid* or 'medium chain triglycerides' or MCT or microlipid or LCPUFA or linolenate) ) OR AB ( (fat or lipid* or 'medium chain triglycerides' or MCT or microlipid or LCPUFA or linolenate) )
S4	TI ( (('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') N2 acid*) ) OR AB ( (('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') N2 acid*) )
S5	TI ( ((PUFA or Fatty Acid* or Polyunsaturated) N2 n‐3) ) OR AB ( ((PUFA or Fatty Acid* or Polyunsaturated) N2 n‐3) )
S6	S1 OR S2 OR S3 OR S4 OR S5
S7	MH "Milk, Human+" OR TI ( ((human or breast or expressed) N2 milk*) ) OR AB ( ((human or breast or expressed) N2 milk*) ) OR TI ( ((mother* or maternal or donor*) N2 milk*) ) OR AB ( ((mother* or maternal or donor*) N2 milk*) ) OR TI "breastmilk" OR AB "breastmilk"
S8	(infan* OR newborn OR neonat* OR premature OR low birth weight OR VLBW OR LBW) AND (randomized controlled trial OR controlled clinical trial OR randomized OR placebo OR clinical trials as topic OR randomly OR trial OR PT clinical trial)
S9	S6 AND S7 AND S8