"in shortages" is correct and usable in written English.
You can use it to refer to a lack or deficiency of something. For example: "The store is experiencing shortages in canned food."
"State-controlled prices – prices that are set below market-clearing price – always result in shortages.
"State-controlled prices — prices that are set below market-clearing price — always result in shortages.
The list is considered a good measure for increases in shortages.
Restrictions on international payments have resulted in shortages of certain foods and medicines.
Research into the origins of nurse shortages indicates that certain patterns in the nurse labor market, including inadequate pay, poor working conditions and low status, result in shortages.
The automaker Daimler said the floods disrupted the automotive supply industry, and Hewlett-Packard and Dell said the flooding resulted in shortages of critical components and materials.
Now, both doses are in shortage across the country.
If teachers in surplus areas feel badly enough, they will become certified in shortage areas.
Many states now subsidize the tuition of prospective teachers who agree to work in shortage areas.
California gives certificates for a federal income tax credit to those who teach in shortage areas.
The device is quite usable in hospital, domestic application, oxygen bar and other places in shortage of oxygen.
