[Biological products and laboratory reagents dehydrated by a rapid direct vacuum desiccation method. IV. The comparative preservation of activated streptolysin O and Streptococcus pneumoniae strains by vacuum desiccation and lyophilization]. [electronic resource]
- Bacteriologia, virusologia, parazitologia, epidemiologia (Bucharest, Romania : 1990)
- 43-5 p. digital