SCN5A and sudden infant death syndrome: Variants in the cardiac‐expressed gene SCN5A (Arnestad et al., 2007; Baruteau et al., 2017; Glengarry et al., 2014; Kato et al., 2014; Millat et al., 2009; Otagiri et al., 2008; Plant et al., 2006; Priori et al., 2000; Tester & Ackerman, 2005; Turillazzi et al., 2008; Wang et al., 2014; Wedekind et al., 2001; Winkel et al., 2015) have been reported in association with SIDS and SUDC.