Toripalimab in an advanced non-small cell lung cancer patient with poor general condition after multiline treatment: a case report

Several clinical trials have proven that immunotherapy can improve survival and benefit non-small cell lung cancer (NSCLC) patients.In patients who progress after chemotherapy, immune checkpoint inhibitor (ICI) monotherapy can prolong overall survival compared with patients receiving single-agent chemotherapy.A 61-year-old man diagnosed with advanc

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Comparative analyses of multi-pass face-turning of a titanium alloy under various cryogenic cooling and micro-lubrication conditions

Titanium alloys, despite their high strength-to-weight ratio, are considered as difficult-to-machine materials.Their poor machinability is attributed, among other reasons, to the accumulation of intense heat near the cutting edge that leads to brisk tool damage.The tool damage, in turn, causes deterioration of work surface quality, consumption of m

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