How to Access the Sleep Core

To utilize CHPS Sleep Core resources, please contact Carole Marcus, MBBCh, CHPS Sleep Core Director, at 267-426-5842 or marcus [at] to review new protocols involving Sleep Core resources before submitting for external grant or CHPS support. All studies require IRB and CHPS approval before CHPS services can be provided.

Contact John Krall, Administrative Director - 267-425-1790 or krallj [at], for cost of core services.

Research subjects must be registered in eTRACK. Go to the Clinical Trial Financial Management intranet site for instructions and forms. To log into eTRACK use your Active Directory username and password.

To schedule, contact the Sleep Core front office at 215-590-3703 to obtain an available time for services and then submit in eTRACK specifying the sleep test needed, as well as the date and time provided by the Sleep Core office staff. The CHOP Sleep Laboratory is located on the 1st Floor of Main Hospital.


Sleep Core Director
Carole Marcus, MBBCh
marcus [at]

Sleep Core Supervisor
Brian Schultz, RPSGT
schultzb [at]

Updated July 2017