E Wiberg-Itzel, C Lipponer, M Norman, A Herbst, D Prebensen, A Hansson, A-L Bryngelsson, M Christoffersson, M Sennström, U-B Wennerholm, L Nordström,
Determination of pH or lactate in fetal scalp blood in management of intrapartum fetal distress: randomised controlled multicentre trial. BMJ. ,vol. 336, pp. 1284- 1287 ,(2008) ,
10.1136/BMJ.39553.406991.25