1870 , (Penzig). (. 8.2). , . - , , . , .
. 5 . 3 . , .
, , , . , . , , .
1895 . , , . , . , . , . , , , . , , . - 1910 , , .
. 8.2.
: Genograms in Family Assessment (p. 57), by Monica McGoldrick and Randy Gerson.
, . . , 1932 -. , . 1937 .
300 , , , . , , , , , . 1940-1950- , 1960-1970- , 1990- .