Part,  Chapter, Paragraph

1  III,    10.  2.  1    |       annual surveys since 1979 (Helakorpi et al., 2003)~ ~d) Lack
2  III,    10.  2.  1    |   surveys in Finland since 1979 (Helakorpi et al, 2003). From the late
3  III,    10.  2.  1    | Preventive Medicine, 30:17-25.~ ~Helakorpi S et al (2003): Suomalaisen
4  III,    10.  2.  1    |          Grabauskas et al, 2007; Helakorpi et al, 2007; l’Institut
5  III,    10.  2.  1(24)|     Development, 2005), Finland (Helakorpi et al, 2007), France (l’
6  III,    10.  2.  1    |   accessed on 8 October 2007).~ ~Helakorpi S, Patja S, Prättälä R,