Assertion: vitamin b12's deficiency | /r/HasProperty | common
Facets:
value: in developing countries
type: LOCATION
value: relatively
type: DEGREE
value: among older people
type: OTHER
value: in people
type: LOCATION
Source sentences:
text: Deficiency is common, especially in people who follow a vegetarian or vegan diet.
text: Vitamin B12 is a common deficiency, but the approach to treating it is a bit different than treating other vitamin deficiencies.
text: As a result, vitamin B 12 deficiency is relatively common, especially among older people.
text: In developing countries, where a wide range of food is not available, vitamin A deficiencies are common among people of all ages, including infants.