Redirected from 540 BC
Decades: 590s BC - 580s BC - 570s BC - 560s BC - 550s BC - 540s BC - 530s BC - 520s BC - 510s BC - 500s BC - 490s BC
Significant People
... spinal muscular atrophy[?] Arthrogryposis[?] Arylsulfatase A deficiency[?] Asbestosis[?] Ascher's Syndrome[?] Asherman's syndrome[?] ...