Beachey, E. H., Campbell, G. L., & Ofek, I. (1974). Peptic Digestion of Streptococcal M Protein II. Extraction of M Antigen from Group A Streptococci With Pepsin.
शिकागो स्टाइल उद्धरणBeachey, Edwin H., Gary L. Campbell, और Itzhak Ofek. Peptic Digestion of Streptococcal M Protein II. Extraction of M Antigen From Group A Streptococci With Pepsin. 1974.
एमएलए उद्धरणBeachey, Edwin H., Gary L. Campbell, और Itzhak Ofek. Peptic Digestion of Streptococcal M Protein II. Extraction of M Antigen From Group A Streptococci With Pepsin. 1974.
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