APA

Berntson L., Andersson Gäre B., Fasth A., Herlin T., Kristinsson J., Lahdenne P., Marhaug G., Nielsen S., Pelkonen P. & Rygg M. (20040203). Incidence of juvenile idiopathic arthritis in the Nordic countries. A population based study with special reference to the validity of the ILAR and EULAR criteria. : The Journal of rheumatology.

Chicago

Berntson Lillemor, Andersson Gäre Boel, Fasth Anders, Herlin Troels, Kristinsson Jon, Lahdenne Pekka, Marhaug Gudmund, Nielsen Susan, Pelkonen Pirkko and Rygg Marite. 20040203. Incidence of juvenile idiopathic arthritis in the Nordic countries. A population based study with special reference to the validity of the ILAR and EULAR criteria. : The Journal of rheumatology.

Harvard

Berntson L., Andersson Gäre B., Fasth A., Herlin T., Kristinsson J., Lahdenne P., Marhaug G., Nielsen S., Pelkonen P. and Rygg M. (20040203). Incidence of juvenile idiopathic arthritis in the Nordic countries. A population based study with special reference to the validity of the ILAR and EULAR criteria. : The Journal of rheumatology.

MLA

Berntson Lillemor, Andersson Gäre Boel, Fasth Anders, Herlin Troels, Kristinsson Jon, Lahdenne Pekka, Marhaug Gudmund, Nielsen Susan, Pelkonen Pirkko and Rygg Marite. Incidence of juvenile idiopathic arthritis in the Nordic countries. A population based study with special reference to the validity of the ILAR and EULAR criteria. : The Journal of rheumatology. 20040203.