| An Adaptive Strategy for Energy-Efficient Data Collection in Sparse Wireless Sensor Networks Recent countries visiting this post |  |
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| An Adaptive Strategy for Energy-Efficient Data Collection in Sparse Wireless Sensor Networks Recent countries visiting this post | |
| 22 | United States |
| 4 | |
| 2 | Germany |
| 1 | Lebanon |
| 1 | Singapore |
| 1 | Sweden |