Exhibit 10.91 OPTION AND PROXY AGREEMENT OPTION AND PROXY AGREEMENT dated as of March 7, 1997, by and among Henry Schein, Inc., a Delaware corporation ("Parent"), and the persons listed on Schedule A hereto (collectively, the "Shareholders" and each a...Option and Proxy Agreement • July 2nd, 1997 • Schein Henry Inc • Wholesale-medical, dental & hospital equipment & supplies • New York
