ROOS, B The physician and the six-year painters. [electronic resource] - Acta paediatrica 1945 - 713-21 p. digital Publication Type: Journal Article ISSN: 0365-1436 Standard No.: 10.1111/j.1651-2227.1945.tb16857.x doi Subjects--Topical Terms: HumansOdontogenesisTooth--growth & development