Intended for healthcare professionals

CCBYNC Open access

Effectiveness of routine third trimester ultrasonography to reduce adverse perinatal outcomes in low risk pregnancy (the IRIS study): nationwide, pragmatic, multicentre, stepped wedge cluster randomised trial

BMJ 2019; 367 doi: (Published 15 October 2019) Cite this as: BMJ 2019;367:l5517

Linked opinion

Routine third trimester ultrasonography: avoiding “too much too soon”