This paper is only available as a PDF. To read, Please Download here.
To read this article in full you will need to make a payment
Purchase one-time access:Academic & Personal: 24 hour online accessCorporate R&D Professionals: 24 hour online access
One-time access price info
- For academic or personal research use, select 'Academic and Personal'
- For corporate R&D use, select 'Corporate R&D Professionals'
Subscribe:Subscribe to Respiratory Medicine
Already a print subscriber? Claim online access
Already an online subscriber? Sign in
Register: Create an account
Institutional Access: Sign in to ScienceDirect
- Ann. intern. Med. 1950; 33: 397
- Brit. Med. J. 1951; 1: 792
- Brit. Med. J. 1951; 1: 794
- P˦diatrics. 1950; 6: 391
- Tubercle, Lond. 1950; 31: 241
- Lancet. 1948; 1: 582
- Brit. Med. J. 1949; 1: 338
- Dis. Chest. 1949; 16: 765
Walker, A. S.(1951): In the press.
*Based on a paper read before the meeting of the North-west Metropolitan Regional Tuberculosis Society on March 21, 1951.
© 1951 Published by Elsevier Inc.