Table 2.
Electronic database search: MEDLINE (search 2: social marketing and mass media interventions).
| Search number | Search statementa | No. of citations retrieved |
| 1 | Adult/ or Young Adult/ or young adult*.mp. | 4126,552 |
| 2 | Fruit/ or fruit*.mp. | 66,529 |
| 3 | Vegetable*.mp. or Vegetables/ | 40,014 |
| 4 | 2 or 3 | 88,502 |
| 5 | Social marketing.mp. or social marketing/ | 2976 |
| 6 | Social media. mp or Mass Media/ or Social Media/ | 11,192 |
| 7 | 5 or 6 | 13,882 |
| 8 | 1 and 4 and 7 | 6 |
| 9 | Limit 8 to (English language and humans and yr = 1990-current) | 6 |
aModifiers are * (search term as major focus of articles), .mp (multiple purpose search including all fields: title, original title, abstract, subject heading, name of substance, and registry word fields), and / (valid controlled vocabulary term which has been searched in the subject headings field of the database).