English: Ecological study of Anopheles sundaicus larvae in a coastal village of North Sumatra, Indonesia : II Environmental factors affecting larval density of An. sundaicus and other anopheline species
Japanese: 北スマトラの 1 海岸村落における Anopheles sundaicus 幼虫の生態学的研究 : II 幼虫の生息密度に影響する環境要因