The incidence of quartz and sericite particles in siliceous residues in silicotic lungs.
Davson
J
J
Can Med Assoc J. 1934 Aug;31(2):135-40
20319598
Can Med Assoc J. 1935 Oct;33(4):404-7
20320034
Can Med Assoc J. 1935 Oct;33(4):407-11
20320035