Procedure to set up voicemail on iPhone 11. You have to create a passcode before you can use your voice mail messaging services The voice mail service provided by the carrier will already be stored in your device. On your iPhone open the phone app. Tap Voicemail present in the bottom right corner of the screen. Select that up now.
After setting the number on your voicemail, you must also record a personal voicemail greeting. Follow the steps below. Start the Phone app. if you don’t see the numeric keypad, tap “Keypad” at the bottom of the screen. Tap and hold the “1” for about two seconds until the phone automatically calls voicemail. Immediately tap “3” to access voicemail settings. Listen to the options. On most voicemail systems, tap “2” to start the process to record a new greeting. The current personal greeting will play; then tap “2” again to record a new greeting. Say the greeting you want, and tap “#” when you’re done. To save the greeting, tap “1.” The personal voicemail greeting has been set. Hangup the phone. How to setup voicemail using a Visual Voicemail Applications

An oncologist is a type of doctor who deals with patients afflicted with one or various types of cancer. His/her work involves consultation, diagnosis, application of chemotherapy and coordinating with other doctors involved in treatment etc. This is how the phone greetings for oncologist should be like:
Closing out of your apps is like turning your iPhone off and back on — it gives your apps a fresh start. If one of the apps that you have open crashes in the background, it may prevent other apps you have open from functioning properly. It can be difficult to identify which specific app or apps are malfunctioning, so we'll close them all to save time. Double-press the Home button to view the apps your currently have open. Use your finger to swipe up on the apps to close them. You'll know all your apps are closed when you only see a preview of your lock screen.