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Peters KM, Beuth J, Ko HL, Pulverer G, Kluger J, Grundmann R. Preoperative immunostimulation with propionibacterium avidum KP-40 in patients with gastric carcinoma: a prospective randomized study. Onkologie. 1990 Apr;13(2):124–7. doi: 10.1159/000216738. PMID: 2197583. |