Lawrence, D. R. (1999). Iatrogenic oesophageal perforations: A clinical review: Author's reply.
Chicago Style aipamenaLawrence, David R. Iatrogenic Oesophageal Perforations: A Clinical Review: Author's Reply. 1999.
MLA aipamenaLawrence, David R. Iatrogenic Oesophageal Perforations: A Clinical Review: Author's Reply. 1999.
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