B4B99A70-F18E-456A-B87C-B4A010A6F2BAOrigins of learning difficulties and behaviour problems: from behavioural genetics to behavioural genomics.Research GrantMR/M021475/1C008C651-F5B0-4859-A334-5F574AB6B57CMRCINCOME_ACTUAL2137490BD2CC7C4-F5FD-446C-9BF4-E8DB40E81486Birth size and gestational age in opposite-sex twins as compared to same-sex twins: An individual-based pooled analysis of 21 cohorts.Scientific reports15765135c4bd2451951e79c20d1c7e86Jelenkovic A2018-01-01http://dx.doi.org/10.1038/s41598-018-24634-229674730http://ukpmc.ac.uk/abstract/MED/296747302045-2322http://europepmc.org/abstract/MED/2967473081Journal Article/Review5c7e4a566e99b7.06597964