The Purpose Of The Contract Will Include All The Works And Services Corresponding To The Prevention Of Occupational Hazards, Covering The Preventive Specialties Of Work Security, Industrial Hygiene, Ergonomics And Applied Psychosociology, As Well As Labor Medicine (Health Surveillance) And Other Obligations Arranged By The Regulations In Force At Each Moment. These Benefits Will Be Aimed At The Employees Of The Biomedical Research Foundation Of The Princess University Hospital, Whose Number Amounts To One Hundred And Forty (140) At The Time Of Preparing This Specifications, Without Prejudice To The Variations That Could Occur During The Validity Of The Contract.