aCollege of Osteopathic Medicine of the Pacific, Western University of Health Sciences, Pomona

bOlive View-UCLA Medical Center, Los Angeles, California, USA

Correspondence to Saloni Butala, College of Osteopathic Medicine of the Pacific, Western University of Health Sciences, 309 E Second Street, Pomona, CA 91766, USA. Tel: +1 310 765 0324; e-mail: [email protected]