Subject to the provisions of articles L. 6152-4, L. 6154-4 and R. 6152-30 as well as those ofarticle 9 of decree no. 91-966 of 20 September 1991 relating to associated staff in hospital and university centres in the medical and odontological disciplines, hospital practitioners may not receive any other emolument for activities carried out in or outside their establishment of assignment.