@article{Pekkanen1995,
author = {Pekkanen, J. and Uutela, A. and Valkonen, T. and Vartiainen, E. and Tuomilehto, J. and Puska, P.},
title= {Coronary risk factor levels: Differences between educational groups in 1972-87 in eastern Finland},
year = {1995},
doi = {10.1136/jech.49.2.144},
journal = {British Medical Journal},
volume = {49},
number = {2},
pages = {144--149},
}