Covid-19: Mexico acknowledges 50 000 more deaths than official figures show

Are COVID-19 Protective Behaviours and Risk Perception More Common in Diabetic Women than Non-Diabetics?

Objective: Diabetic patients are more likely to be infected and are at the higher risk of morbidity and mortality in COVID-19 pandemic. The aim of this study was to compare the preventive behaviours and perceived risk of COVID-19 in women with and without type 2 diabetes mellitus (T2DM). Materials and Methods: The analytical cross-sectional study was conducted from June to July 2020 on 151 par...

Keratin 13 is a more specific marker of conjunctival epithelium than keratin 19

Introduction To evaluate the expression patterns of cytokeratin (K) 12, 13, and 19 in normal epithelium of the human ocular surface to determine whether K13 could be used as a marker for conjunctival epithelium. Methods: Total RNA was isolated from the human conjunctiva and central cornea. Those transcripts that had threefolds or higher expression levels in the conjunctiva than the cornea wer...

Pseudo Random Coins Show More Heads Than Tails

Tossing a coin is the most elementary Monte-Carlo experiment. In a computer the coin is replaced by a pseudo random number generator. It can be shown analytically and by exact enumerations that popular random number generators are not capable of imitating a fair coin: pseudo random coins show more ‘‘heads’’ than ‘‘tails.’’ This bias explains the empirically observed failure of some random numbe...

Tourism in Mexico: More than Tacos and Tequila?

Is Less than 50% More Narcotics Really Noninferior?

epidural infusion, yet the title and abstract only mention the single-injection femoral nerve block (FNB) or adductor canal nerve block (ACB). The patient-controlled epidural analgesia contained 10 μg/ml hydromorphone combined with 0.06% bupivacaine set at 4 ml/h continuous infusion with 4 ml of patient-controlled boluses on demand every 10 min on the day of surgery (postoperative day 0 [POD 0]...