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Nasopharyngeal Carcinoma

Adjuvant PSK immunotherapy in patients with carcinoma of the nasopharynx.

A controlled study using adjuvant PSK immunotherapy in patients with nasopharyngeal carcinoma was initiated with the aim of improving survival by enhancing the host immune system against tumour cells. A total of 38 patients were randomly selected, all of whom had previously received radiotherapy with or without chemotherapy. Eight patients in the PSK immunotherapy group (n = 21) developed […]