@incollection{Saleh18,
author = {Martin Koller and Hosam M. Saleh},
title = {Introductory Chapter: An Introduction to Trace Elements},
booktitle = {Trace Elements},
publisher = {IntechOpen},
address = {Rijeka},
year = {2018},
editor = {Hosam El-Din M. Saleh and Eithar El-Adham},
chapter = {1},
doi = {10.5772/intechopen.75010},
url = {https://doi.org/10.5772/intechopen.75010}
}