Impacts of trace metals on African common toad, Amietophrynus regularis (Reuss, 1833) and depuration effects of the toad's enteric parasite, Amplicaecum africanum (Taylor, 1924) sampled within Lagos metropolis, Nigeria

微量金属对尼日利亚拉各斯大都会区采集的非洲普通蟾蜍（Amietophrynus regularis (Reuss, 1833)）的影响，以及该蟾蜍肠道寄生虫非洲安氏菌（Amplicaecum africanum (Taylor, 1924)）的净化作用