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You are here: Social Security Online > Research, Statistics, & Policy Analysis > Research and Analysis by Author > Charles R. Helbing

Research and Analysis by Charles R. Helbing

Self-Employed Doctors of Medicine Under OASDHI

from Social Security Bulletin, Vol. 32 No. 8 (released August 1969)

by Truman Wilson and Charles R. Helbing

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Last reviewed or modified Monday, January 9, 2012.

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