Final answer:
When mailing blood samples, the CDC information, the lab's name, and a biohazard label are necessary on the front of the package. The doctor's name is not typically required on the external package but included in the internal documentation.
Step-by-step explanation:
The correct label information is vital for the safe and compliant transport of blood samples. All but which of these belongs on the front of the package when mailing blood samples? The necessary labels include a. Biohazard to indicate potential biological risks, b. Name of your lab for identification of the originating laboratory, and commonly d. CDC information if there are specific guidelines or rules from the Centers for Disease Control and Prevention that must be followed for packaging and transport depending on the nature of the sample. The doctor's name is typically not required on the external package; instead, the doctor's name would be on the internal paperwork within the package for lab processing and results communication back to the healthcare provider.