APA Citatie

Cullan, A. M., & Grover, M. L. (2011). 56-Year-Old Woman With Positional Headache. Mayo Foundation for Medical Education and Research.

Chicago Style citaat

Cullan, Allison M., en Michael L. Grover. 56-Year-Old Woman With Positional Headache. Mayo Foundation for Medical Education and Research, 2011.

MLA citatie

Cullan, Allison M., en Michael L. Grover. 56-Year-Old Woman With Positional Headache. Mayo Foundation for Medical Education and Research, 2011.

Let op: Deze citaties zijn niet altijd 100% accuraat.