1 Subjects: “...external exposure risk...”

2 Subjects: “...dynamic panel data approach...”

3 Subjects: “...external dose...”

4 Subjects: “...external dose...”

5 Subjects: “...external cost...”

6

7 Table of Contents: “... Kinetics and Photosynthates -- 4. The Effect of Externally Applied Factors on the Translocation of Sugars...”

8 Table of Contents: “... and Their Topological Analysis -- 14C pulse Labeling to Estimate External Fluxes and Turnovers in Primary Metabolism...”

9 Table of Contents: “... publicly available RNA-seq data for expression analysis of genes of interest -- Identification...”

10 Table of Contents: “... -- 3.4 External carriage by birds, animals and man -- 3.5 Myrmecochory -- 3.6 Dispersal by frugivory...”

11 “... and observational studies cannot be certain that they capture all confounding factors. The external validity...”

12 Table of Contents: “... Properties of Higher Plants: Relations to External and Internal Nitrogen -- Transport of Inorganic Nitrogen...”

13 Table of Contents: “.... Intercellular Movement of Compounds in a Tissue Compartment Isolated from External Solutions -- 6.3...”