150 patients very late stage RCT showing no significant difference. Treatment very late, average 16.6 days after symptom onset.Data favorable to HC Q was deleted in the second version, see analysis [1]. "[HC Q] accelerate[s] the alleviation of clinical symptoms""More rapid alleviation of clinical symptoms with SOC plus HC Q than with SOC alone was observed during the second week since randomization"."The efficacy of HC Q on the alleviation of symptoms, HR 8.83 [1.09-71.3], was more evident when the confounding effects of other anti-viral agents were removed"