Stepan, D. E., & Johnson, R. C. (1981). Helical Conformation of Treponema pallidum (Nichols Strain), Treponema paraluis-cuniculi, Treponema denticola, Borrelia turicatae, and Unidentified Oral Spirochetes.
शिकागो स्टाइल उद्धरणStepan, Daniel E., और Russell C. Johnson. Helical Conformation of Treponema Pallidum (Nichols Strain), Treponema Paraluis-cuniculi, Treponema Denticola, Borrelia Turicatae, and Unidentified Oral Spirochetes. 1981.
एमएलए उद्धरणStepan, Daniel E., और Russell C. Johnson. Helical Conformation of Treponema Pallidum (Nichols Strain), Treponema Paraluis-cuniculi, Treponema Denticola, Borrelia Turicatae, and Unidentified Oral Spirochetes. 1981.
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