Griffiths, W., Wang, Y., Karu, K., Griffiths, W., & Wang, Y. (2007). Analysis of neurosterols and neurosteroids by mass spectrometry. Biochimie, 89(2), pp. 182-191. doi:10.1016/j.biochi.2006.10.008

Griffiths, William, Y. Wang, K. Karu, W.J Griffiths, and Yuqin Wang. "Analysis of Neurosterols and Neurosteroids By Mass Spectrometry." Biochimie 89, no. 2 (2007): 182-191.

Griffiths, William, et al. "Analysis of Neurosterols and Neurosteroids By Mass Spectrometry." Biochimie 89.2 (2007): 182-191.