Access levels:

i) Case editor:
May enter cases in a given centre, may only access or modify his/her own cases (entered under the same login/password).
Viewing or modification of other cases in the centre or registry is not possible.

ii) Centre reviewer:
May only see cases entered by one given centre, no data modification possible no case entry possible.
Suitable for data studying.

iii) Centre supervisor:
May enter cases , may access or modify data of all the cases entered his/her centre.
Has access to names and birthdates, in order to facilitate hospital file retrieval and differed case entry.

iv) Registry supervisor:
May enter cases, may access or modify data of all the cases in the registry.