Part,  Chapter, Paragraph

1   II,     9.  1.  2|     Robert-Gnansia E, Siffel C, Stoll C and Mastroiacovo P (2006): "
2   II,     9.  1.  2| Haeusler M, Jordan H, Tucker D, Stoll C, Feijoo M, Lillis D, Bianchi
3   II,     9.  1.  2|         C, Scarano G, Tucker D, Stoll C et al (2005): “Prenatal