Effects of chronic dermal exposure to nonlethal doses of methyl parathion on brain regional acetylcholinesterase and muscarinic cholinergic receptors in female rats.
Ma T, Kramer RE, Baker RC, Fan LW, Ho IK. Effects of chronic dermal exposure to nonlethal doses of methyl parathion on brain regional acetylcholinesterase and muscarinic cholinergic receptors in female rats. J Neurosci Res. 2003 Jan 01; 71(1):138-45.