▁months ▁review ing ▁Gr ig oren ko ' s ▁patient ▁files . ▁They ▁drew ▁up ▁ 2 9 ▁thick ▁volumes ▁of ▁legal ▁proceed ings , ▁and ▁in ▁October ▁ 1 9 9 1 ▁revers ed ▁the ▁official ▁Soviet ▁diagn osis ▁of ▁Gr ig oren ko ' s ▁psych iat ric ▁condition . ▁In ▁ 1 9 9 2 , ▁an ▁official ▁post - mort em ▁for ens ic ▁psych iat ric ▁commission ▁of ▁exper ts ▁met ▁in ▁Ukraine . ▁They ▁removed ▁the ▁st igma ▁of ▁being ▁a ▁mental ▁patient ▁and ▁confirmed ▁that ▁there ▁were ▁no ▁grounds ▁for ▁the ▁deb il it ating ▁treatment ▁he ▁under w ent ▁in ▁high ▁security ▁psych iat ric ▁hosp it als ▁for ▁many ▁years . ▁The ▁ 1 9 9 2 ▁psych iat ric ▁exam ination ▁of ▁Gr ig oren ko ▁was ▁described ▁by ▁the ▁Ne z av is imi y ▁Ps ik hi at rich es ki y ▁Zh urn al ▁in ▁its ▁numbers ▁ 1 – 4 ▁of ▁ 1 9 9 2 . ▁ ▁Family ▁ ▁Pet ro ▁Gr ig oren ko ▁was ▁married ▁to ▁Z ina ida ▁Mik h ail ov na ▁Gr ig oren ko ▁and ▁they ▁had ▁five ▁sons : ▁An atol y , ▁Georg i , ▁O leg , ▁Vik tor ▁and ▁Andrew . ▁Two ▁of ▁them ▁died ▁as ▁children . ▁ ▁In ▁ 1 9 7 5 , ▁Andrew , ▁an ▁elect rical ▁engineer , ▁was ▁declared ▁to ▁have ▁inherited ▁his ▁father ' s ▁ins an ity . ▁He ▁was