DNA variants in CACNA1C modify Parkinson disease risk only when vitamin D level is deficient.
Wang L, Maldonado L, Beecham GW, Martin ER, Evatt ML, Ritchie JC, Haines JL, Zabetian CP, Payami H, Pericak-Vance MA, Vance JM, Scott WK.
Wang L, et al. Among authors: evatt ml.
Neurol Genet. 2016 Apr 12;2(3):e72. doi: 10.1212/NXG.0000000000000072. eCollection 2016 Jun.
Neurol Genet. 2016.
PMID: 27123490
Free PMC article.