PRACE DOKTORSKIE SZWECJA 548,647 EKFELDT ANDERS Incisal and occlusal tooth wear and wear of some prosthodontic materials ; an epidemiological and clinical study ; [akademisk avhandling] / Anders Ekfeldt ; Gothenburg University, Faculty of Odontology [et al.]. - Goteborg : [Universitas Regia Goghoburgens: sis], 1989. - 62, 44 s. wiele liczb. : il. wykr. ; 25 cm (Swedish Dental Journal, ISSN 0348-6672 ; suppl. 65) ISBN 91-7900-829-1