Sentence 1: It was first described by Philip Pallister in 1977 and further researched by Maria Teschler-Nicola and Wolfgang Killian in 1981 .
Sentence 2: It was first described by Wolfgang Killian in 1977 and further researched in 1981 by Maria Teschler - Nicola and Philip Pallister .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?