Table 2. Distribution of participants <1-year-old by age and season.
| Age (months) | Summer (n) | Winter (n) |
| 2–3 | 4 | 7 |
| 4–6 | 5 | 6 |
| 7–9 | 7 | 3 |
| 10–11 | 4 | 4 |
| Total | 20 | 20 |
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