Part,  Chapter, Paragraph

1   II,     5.  6.  6|     den Velden J, De Bakker DH, Claessens AAMC et al (1991):
2   II,     5.  7.  7| 2573-80.~Loucks EB, Rehkopf DH, Thurston RC, Kawachi I (
3   II,     5.  7.  7|    Jul;22(7):1018-23.~Smith DH, Gullion CM, Nichols G,
4  III,    10.  3.  1| Brit. J. Med. 330, 223-230.~DH, Goh KT. Geneva: World Health