Assertion: lithium's level | /r/Causes | tremor
Facets:
Source sentences:
text: For example, levels above 1.2 mmol/L can cause severe side effects, including nausea, vomiting, and tremors .
text: Regular blood tests should be undertaken to monitor the lithium levels in the blood to avoid having extreme levels which might cause tremors, coma, kidney failure, and a decrease in the thyroid hormone in the body.