Assertion: dog food's protein | /r/CapableOf | tap on the skin
Facets:
value: for about two days
type: TEMPORAL
Source sentences:
text: Yet, according to Shmalberg, "They're not commonly done but may be offered in a dermatology clinic, where a protein (e.g. beef) is mixed with petroleum jelly and taped on the skin for about two days, then tested a day later.