EGFR and sleep disorder: In humans, variation in genes that participate in EGFR signaling (Lee et al., 2019; Wang et al., 2019) and 5-HT signaling (Dashti et al., 2019; Jones et al., 2019; Lane et al., 2019; Lane et al., 2017) have been implicated by genome-wide association studies in human sleep traits and sleep disorders.