APA (7th ed.) Citation

BA, S. (1998). Neuromodulation in Europe: Regulation, variation and trends. Pain Reviews, 5(2), 124.

Chicago Style (17th ed.) Citation

BA, Simpson. "Neuromodulation in Europe: Regulation, Variation and Trends." Pain Reviews 5, no. 2 (1998): 124.

MLA (9th ed.) Citation

BA, Simpson. "Neuromodulation in Europe: Regulation, Variation and Trends." Pain Reviews, vol. 5, no. 2, 1998, p. 124.