NEC 110 - Manual (Page 7)

Other Medical Devices: If you use any other personal medical
device, consult the manufacturer of your device to determine if it is
adequately shielded from external RF energy. Your physician may be
able to assist you in obtaining this information.
Use While Driving
Check the laws and regulations on the use of radio products in the
area where you drive. Always obey them. When using the radio
product while driving, please:
• Give full attention to driving and to the roa d.
• Use hands-free operation, if available.
• Pull off the road and park before making or answering a call if
driving conditions so require.