Part,  Chapter, Paragraph
1   II,     5.  5.  3| trial. The Lancet 371: 1085-1097.~Klosterkötter J (2007):
2   II,     9.  1.  1|  artefact? Bjog 2007;114(9):1097-103.~ ~Zeitlin J, Wildman
3   II,     9.  3.  2|  artefact? Bjog 2007;114(9):1097-103.~ ~Zeitlin J, Wildman