Items where Author / Artist / Editor is "Purkis, P. E."
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Iles, Ray K. and Purkis, P. E. and Whitehead, P. C. and Oliver, R. T. and Chard, Tim (1990) Expression of beta human chorionic gonadotrophin by non-trophoblastic non-endocrine 'normal' and malignant epithelial cells. British journal of cancer, 61 (5). pp. 663-666. ISSN 0007-0920