Exhibit 99.1

1.  
HealthCor Associates, LLC, Carnegie Hall Tower, 152 West 57th Street, 43rd Floor New York, New York 10019;
2.  
HealthCor Offshore, Ltd., Carnegie Hall Tower, 152 West 57th Street, 43rd Floor New York, New York 10019;
3.  
HealthCor Hybrid Offshore, Ltd., Carnegie Hall Tower, 152 West 57th Street, 43rd Floor New York, New York 10019;
4.  
HealthCor Group, LLC, Carnegie Hall Tower, 152 West 57th Street, 43rd Floor New York, New York 10019;
5.  
HealthCor Capital, L.P., Carnegie Hall Tower, 152 West 57th Street, 43rd Floor New York, New York 10019;
6.  
HealthCor, L.P. Carnegie Hall Tower, 152 West 57th Street, 43rd Floor New York, New York 10019;
7.  
HealthCor Offshore Master Fund, L.P., Carnegie Hall Tower, 152 West 57th Street, 43rd Floor New York, New York 10019;
8.  
HealthCor Hybrid Offshore Master Fund, L.P., Carnegie Hall Tower, 152 West 57th Street, 43rd Floor New York, New York 10019;
9.  
HealthCor Offshore GP, LLC, Carnegie Hall Tower, 152 West 57th Street, 43rd Floor New York, New York 10019;
10.  
HealthCor Hybrid Offshore GP, LLC, Carnegie Hall Tower, 152 West 57th Street, 43rd Floor New York, New York 10019;
11.  
Joseph Healey; Carnegie Hall Tower, 152 West 57th Street, 43rd Floor New York, New York 10019; and
12.  
Arthur Cohen, 12 South Main Street, #203, Norwalk, Connecticut 06854.