S. Helm

发表

S. Helm, 1973, Community dentistry and oral epidemiology.

S. Kreiborg, B. Solow, S. Helm, 1985, American journal of orthodontics.

S. Helm, U. Prydsö, 1979, Scandinavian journal of dental research.

P. Petersen, S. Helm, 1989, Acta odontologica Scandinavica.

S. Helm, B. Seidler, 1974, Community dentistry and oral epidemiology.

P. Petersen, S. Helm, Poul Erik Petersen, 1989, Acta odontologica Scandinavica.

S. Kreiborg, B. Solow, S. Helm, 1984, American journal of orthodontics.

P. Petersen, S. Helm, 1989, Acta odontologica Scandinavica.

B. Solow, T. J. Freer, S. Helm, 1979, Bulletin of the World Health Organization.

S. Kreiborg, S. Helm, J. Perregaard, 1975, Community dentistry and oral epidemiology.

S. Helm, P. Boesen, J. Eriksen, 1976, Community dentistry and oral epidemiology.

S. Kreiborg, P. Petersen, B. Solow, 1986, Community dentistry and oral epidemiology.

S. Helm, S Helm, 1979, American journal of physical anthropology.

S. Helm, 1990, Scandinavian journal of dental research.

S. Helm, U. Prydsö, 1979, Scandinavian journal of dental research.

S. Helm, T. Helm, 1990, Community dentistry and oral epidemiology.