Databases | Keyword category 1: action | Keyword category 2: strategy | Keyword category 3: participants |
---|---|---|---|
PubMed | Physical activity | int* | Child* |
Google Scholar | Exercise | Trial | Youth |
ERIC | Movement | Program* | Student* |
PsycINFO | Â | Training | Class* |
 |  |  | Elementary |
 |  |  | Primary |
 |  |  | School |