PeerJ Author 100 Points Contributions by role Author 100 Contributions by subject area Zoology Histology Alexander Edward Botha PeerJ Author Summary Past or current institution affiliations University of the Free State PeerJ Contributions Articles 1 December 17, 2019 Ontogenetic and inter-elemental osteohistological variability in the leopard tortoise Stigmochelys pardalis Alexander Edward Botha, Jennifer Botha https://doi.org/10.7717/peerj.8030 PubMed 31871831