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And, blood test may replace biopsy after organ transplant. Global news you can trust. Download the Reuters App.   Health Rounds Health Rounds By Nancy Lapid , Health Science Editor Hello Health Rounds readers! Today we feature a real world study that found weight-loss surgery is more effective for shedding pounds and keeping them off than widely used GLP-1 drugs. We also highlight early data on two potentially useful diagnostic techniques - one for detecting damage caused by liver transplants and another that may identify a risk of developing diabetes.  Today's issue of Health Rounds is our only one for this week, as Reuters will observe Juneteenth on Thursday to commemorate the emancipation of enslaved Black Americans. We'll be back next Tuesday with news from the upcoming American Diabetes Association meeting in Chicago. In breaking news, see these sto...

Truce hopes evaporate Global news you can trust. Download the Reuters App.   Trading Day Trading Day Making sense of the forces driving global markets   By Jamie McGeever, Markets Columnist    A fifth day of  war between Israel and Iran  pushed  oil prices  higher and  world stocks  lower on Tuesday, as investors also digested some weaker-than-expected  U.S. economic data  and looked ahead to the  Federal Reserve 's policy decision on Wednesday. In my column today I look at data that show overseas central bank holdings of Treasuries and other U.S. assets parked at the Fed are now the lowest since 2017.  By this measure, foreign central banks are de-dollarizing . More on that below, but first, a roundup of the main market moves.  I'd love to hear from you, so please reach out to me with comments a...