NOTE ON ORIGIN OF EXTRA CHROMOSOMES IN TRISOMIES 13 AND 21

[1] CASPERSSON T, 1970, CHROMOSOMA, V30, P215

[2] LICZNERSKI G, 1972, HEREDITAS-GENETISK A, V70, P153

[3] MUTTON DE, 1973, LANCET, V1, P375

[4] ROBINSON JA, 1973, LANCET, V1, P131

[5] SASAKI M, 1973, LANCET, V2, P1257

[6] SMITH GF, 1973, LANCET, V1, P487

[7] UCHIDA IA, 1973, LANCET, V2, P1258

[1] CASPERSSON T, 1970, CHROMOSOMA, V30, P215

[2] LICZNERSKI G, 1972, HEREDITAS-GENETISK A, V70, P153

[3] MUTTON DE, 1973, LANCET, V1, P375

[4] ROBINSON JA, 1973, LANCET, V1, P131

[5] SASAKI M, 1973, LANCET, V2, P1257

[6] SMITH GF, 1973, LANCET, V1, P487

[7] UCHIDA IA, 1973, LANCET, V2, P1258