1. D.H.S.S., Scottish Health and Home Department and the Welsh Office (Revised 1972). BCG Vaccination Medical Memorandum. Memo 322/BCG. London.
2. Jet-injectors in BCG vaccination;Ten Dam;Clinical Pediatrics,1971
3. The use of injectors in BCG vaccination;Ten Dam;Bulletin of the World Health Organization (Geneva),1970
4. Experience of BCG vaccination by jet injector in an outbreak of primary tuberculosis;Wilson;Lancet,1973
5. BCG abscess. A complication of jet injector vaccination;Marston;The Practitioner,1978