1. Histological renal examinations;Anttila;Acta Paed Scand suppl,1972
2. Visceral lesions associated with chronic infections (rheumatoid) arthritis;Baggensloss;Arch Path,1943
3. Renal biopsy. A new method for localization of the kidney;Brodwall;Nor Med,1966
4. Renal biopsy in rheumatoid arthritis;Brun;Nephron,1865