Electronic readers and controllers for controlling access to a premises; electronic access control systems for interlocking doors; access control and health monitoring systems consisting of optical sensors, temperature sensors, electronic readers, and controllers for controlling access to a premises; access control systems for a premises in the nature of electronic access control systems for interlocking doors; access control systems for a premises, featuring monitoring a health condition of persons attempting to gain access to the premises consisting of optical sensors, temperature sensors, electronic readers, and controllers for controlling access to a premises; and access control systems for a premises, featuring monitoring of a sanitation activity to be performed by persons attempting to gain access to the premises consisting of optical sensors and controllers for controlling access to a premises

Providing on-line non-downloadable software for electronic monitoring of a health condition of persons attempting to gain access to a premises through an access controlled point of entry and selectively permitting access through the access controlled point of entry based upon the monitored health condition; providing on-line non-downloadable software for electronic monitoring of a sanitation activity to be performed by persons attempting to gain access to a premises through an access controlled point of entry and selectively permitting access through the access controlled point of entry based upon the performance of the sanitation activity; providing on-line non-downloadable software for electronic monitoring of the usage of hand sanitizing equipment by persons attempting to enter a premises; providing on-line non-downloadable software for electronic monitoring of a health condition of persons for the purpose of permitting access to a premises; providing on-line non-downloadable software for electronic monitoring of access control equipment for a premises