RT Journal Article SR Electronic T1 PET and SPECT in common neuropsychiatric disease JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 259 OP 262 DO 10.7861/clinmedicine.6-3-259 VO 6 IS 3 A1 Klaus Tatsch A1 Peter J Ell YR 2006 UL http://www.rcpjournals.org/content/6/3/259.abstract AB