¡ú(ºÆ´¶À÷¤Ë´Ø¤¹¤ë¥¹¥ì¥Ã¥É) @DrEricDing 8·î28Æü Huge—ANOTHER PROVEN RE-INFECTION—This one is much more serious than Hong Kong reinfection. 25-year-old patient from Nevada got sick March 25th, recovered (2 neg tests), but got *EVEN MORE SICK* May 28th & hospitalized. Key—completely distinct 🧬 #SARSCoV2 coronavirus lines! https://twitter.com/DrEricDing/status/1299365096804814850