F. J. Kosarek

The MR appearance of the infrapatellar plica.

C. Helms, C A Helms, F J Kosarek, 1999, AJR. American journal of roentgenology.

Osteonecrosis after contact neodymium:yttrium aluminum garnet arthroscopic laser meniscectomy.

C. Helms, W. D. Cannon, D. Janzen, 1997, AJR. American journal of roentgenology.

Discoid lateral meniscus and the frequency of meniscal tears

E. Rohren, C. Helms, Clyde A. Helms, 2001, Skeletal Radiology.

Inferiorly displaced flap tears of the medial meniscus: MR appearance and clinical significance.

C. Helms, W. Garret, F. J. Kosarek, 2000, AJR. American journal of roentgenology.

Visibility of Anterolateral Ligament Tears in Anterior Cruciate Ligament-Deficient Knees With Standard 1.5-Tesla Magnetic Resonance Imaging.

David E. Hartigan, D. Piasecki, K. Carroll, 2016, Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association.