Friday's Top Flow in #healthcare sector, Buy Flow &amp; Sell Flow $REGN $GILD $VRTX $UNH $PFE $ABBV $JNJ $MRK $AMGN $ISRG $LLY $BMY $HUM $ABT $BIIB $WAT $LH $MYL $CERN $VAR #stock #stocks #StockMarket #Investment #investing #HealthTech https://t.co/5JE2nlalc3 https://t.co/WIeEs64D5v