TY - RPRT TI - Thallium in terrestrial environments--occurrence and effects. AU - Martina Heim AU - Olaf Wappelhorst AU - Bernd Markert PY - 2002 DO - 10.1023/a:1020513523462 UR - https://pubmed.ncbi.nlm.nih.gov/12463684/ ID - 12463684 ER -