APA aipamena

Frederiksen, C. A., Juhl-Olsen, P., Nielsen, D. G., Eika, B., & Sloth, E. (2012). Limited intervention improves technical skill in focus assessed transthoracic echocardiography among novice examiners. BioMed Central.

Chicago Style aipamena

Frederiksen, Christian Alcaraz, Peter Juhl-Olsen, Dorte Guldbrand Nielsen, Berit Eika, and Erik Sloth. Limited Intervention Improves Technical Skill in Focus Assessed Transthoracic Echocardiography Among Novice Examiners. BioMed Central, 2012.

MLA aipamena

Frederiksen, Christian Alcaraz, et al. Limited Intervention Improves Technical Skill in Focus Assessed Transthoracic Echocardiography Among Novice Examiners. BioMed Central, 2012.