1 Subjects: “...lichenized Ascomycota...”

2 Subjects: “...oral lichen planus...”

3 Subjects: “...oral lichen planus...”

4 Subjects: “...lichens...”

5 Subjects: “...lichen...”

6 Subjects: “...lichens...”

7 Subjects: “...lichen extracts...”

8 Subjects: “...lichen extracts...”

9 Subjects: “...lichens...”

10 Subjects: “...lichens...”

11 Subjects: “...lichen...”

12 Subjects: “...lichen...”

13 “... in vastly increased knowledge of the Far North-from its ice caps and glaciers to its lichens...”