1 Subjects: “...trophoblast mitochondrial respiration...”

2 Subjects: “...microbial respiration...”

3 Subjects: “...soil respiration...”

4 Subjects: “...ECG derived respiration (EDR)...”

5 Subjects: “...respiration...”

6 Subjects: “...respiration signal...”

7 Subjects: “...filtering facepiece respirators...”

8 Subjects: “...light respiration...”

9 Subjects: “...respiration...”

10 Subjects: “...respiration rate...”

11 Subjects: “...respiration monitoring...”