([Publication 43.]) [Based on research summarized in Public health reports, Oct. 13, 1950, v. 65, no. 41.]
Notes:
([Publication 43.]) [Based on research summarized in Public health reports, Oct. 13, 1950, v. 65, no. 41.] * For Sale by Superintendent of Documents. Paper, $2.00 per 100; single copy 5c. • Sent to Depository Libraries. Item 485
Availability:
* For Sale by Superintendent of Documents. Paper, $2.00 per 100; single copy 5c. • Sent to Depository Libraries. Item 485