National Perinatal Epidemiology & Statistics Unit (NPESU)NPESU manages a number of national and Australasian data collections including the AIHW National Perinatal Data Collection, AIHW Australian Congenital Anomalies Monitoring System, Australasian Maternity Outcomes Surveillance System, Australian and New Zealand Neonatal Network (ANZNN) and Australian and New Zealand Assisted Reproductive Database (ANZARD).