What the law requires depends on the country and locality in which you are located, but in general there is no law requiring doctors to return telephone calls from their patients.
The intercom was invented in 1920 in Berlin, where doctors called it a "door telephone" and used it for night calls.
doctors that make house calls
No it does not record telephone calls. Phones do have a recorders on them that you can put into a mp3 format that can be downloaded to your computer.
VoIP has different charges from telephone bills, but its not necessary to have telephone to use VoIP. VoIP needs only internet to make and receive calls.
A Cisco VOIP telephone can be installed on a computer or telephone in order to make calls. Users can then place and receive international calls through Cisco VOIP.
PSNT Public Switched Telephone Network
Operator-assisted calls are the most expensive type of telephone calls. Avoid them if possible.
You can get Call of Duty series games, but it is not a phone to get telephone calls on
Many doctors deal with patients who have cirrhosis, mainly depending on what the cause of the cirrhosis was. But there is a specialty who deals with the liver, a hepatologist.
Star 69 it to play back recent telephone calls.
Does your home telephone service accept collect calls from Albany jail house?
A telephone operator deals solely with incoming telephone calls. A receptionist greets people in person, makes & receives phone-calls, books appointments, deals with post etc...