Gaya APA

[et.al], L, K. (2012). Change in intraindividual ICHD-II headache diagnosis over time: A follow-up of the DMKG headache study . : SAGE Publications Ltd.

Gaya MLA

[et.al], Laura, Khil. "Change in intraindividual ICHD-II headache diagnosis over time: A follow-up of the DMKG headache study". : SAGE Publications Ltd, 2012. e-journal.