Artikel 6, p. 300-304 - Editie 7 - 1978
Tijmstra e.a.: Deelname aan schooltandverzorging When the results are subdivided according to socio-economic class, the differences in the DS-index disappear in all groups. The significant differences in the F-S-indices remain, although to a lesser extent, in the upper and middle class, but not...
Lees artikel (pdf)