Exhibit 99.1



1.  HealthCor Management, L.P.

    55 Hudson Yards, 28th Fl., New York, NY 10001;



2.  HealthCor Associates, LLC

    55 Hudson Yards, 28th Fl., New York, NY 10001;



3.  HealthCor Hybrid Offshore Master Fund, L.P.

    55 Hudson Yards, 28th Fl., New York, NY 10001;



4.  HealthCor Hybrid Offshore GP, LLC

    55 Hudson Yards, 28th Fl., New York, NY 10001;



5.  HealthCor Group, LLC

    55 Hudson Yards, 28th Fl., New York, NY 10001;



6.  HealthCor Partners Management, L.P.

    55 Hudson Yards, 28th Fl., New York, NY 10001;



7.  HealthCor Partners Management GP, LLC

    55 Hudson Yards, 28th Fl., New York, NY 10001;



8.  HealthCor Partners Fund, L.P.

    55 Hudson Yards, 28th Fl., New York, NY 10001;



9. HealthCor Partners, L.P.

   55 Hudson Yards, 28th Fl., New York, NY 10001;



10. HealthCor Partners GP, LLC

    55 Hudson Yards, 28th Fl., New York, NY 10001;



11. Jeffrey C. Lightcap

    55 Hudson Yards, 28th Fl., New York, NY 10001;



12. Arthur Cohen

    12 South Main St., Suite 203, Norwalk, CT 06854;



13. Joseph Healey

    55 Hudson Yards, 28th Fl., New York, NY 10001;