hl7:telecom
  | 
                                 TEL | 
                                 1 … * | 
                                 R | 
                                 
                                    
                                     Healthcare Facility's Telecom 
                                    
                                    If there is no information, the nullFlavor attribute shall have a value of 'NI' and
                                       the "value" and "use" attributes shall be omitted, otherwise the nullFlavor attribute
                                       shall not be present, and the "value" and "use" attributes shall be present.
                                     
                                    
                                    Optionalities and Cardinalities of the following two items shall be interpreted according
                                       to this rule: e.g. is not expected to have two nullFlavored telecom elements.
                                     
                                    
                                  | 
                                 R1.10.9.4 / R1.10.9.4.1 / R1.10.9.4.2 |