They already happen, so clearly social consensus is that "they should happen". Otherwise transplants would not be happening. Also, those who donate their organs are clearly in favor of organ transplants happening.
yes they should happen because when one of your organs fail you can have someone save you.
There are not 'standard hours' - transplants happen at all hours of the day and night.
Heart transplants require the patient to take immuno-suppresive medication for the rest of their lives. Plus if the heart is put in place during surgery, but fails to work, you're rather stuck. This is less likely to happen with a mechanical replacement.
The duration of It Should Happen to You is 1.43 hours.
What should happen is you should rest and be relived
It Should Happen to You was created on 1954-01-15.
If Something Should Happen was created on 2005-02-28.
when your heart feels if should happen.
They should be exonerated
Large earthquakes - scientists predict they should happen every 80 years.
What's the worst that can happen if you do? What's the worst that can happen if you don't?
God Forbid a Worse Thing Should Happen was created in 2002.