The influence of testosterone on the extent of hemispheric dominance has been discussed not just during the first two trimesters of pregnancy but also later in life. An increase in free serum testosterone levels has been found during and after the detoxification phase of patients with alcohol dependence.
Department of Psychiatry and Psychotherapy, University Hospital of Erlangen, Schwabachanlage 6, D-91054 Erlangen, Germany. wolfgang.sperling@uk-erlangen.de