Affiliations: Hurley Medical Center, One Hurley Plaza, Flint, MI, USA
Note: [] Correspondence: Dr. John Alfred Carr, M.D., Hurley Medical
Center, One Hurley Plaza, 48503 Flint, MI, USA. Tel.: +1 810 424 4993; Fax: +1
810 762 6341; E-mail: [email protected]