Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: R. S. Evans da abokan aikinsa ne suka fara bayyana cutar a shekara ta 1951.  Tambaya: A wace shekara ce aka fara bayyana wannan cuta?
Shekara ta 1951