DATA ON PARENTAL AGE, SIBSHIP SIZE AND TWINS

[1] THE EFFECT OF PARENTAL AGE, PARITY AND DURATION OF MARRIAGE ON THE TWINNING RATE [J]. ANNALS OF HUMAN GENETICS, 1959, 23 (04) : 454 - 458

[2] EDWARDS AWF, 1958, HEREDITAS, V44, P447

[3] ON THE SIZE OF FAMILIES CONTAINING TWINS [J]. ANNALS OF HUMAN GENETICS, 1960, 24 (04) : 309 - 311

[4] DISTRIBUTION AND SEQUENCES OF SEXES IN A SELECTED SAMPLE OF SWEDISH FAMILIES [J]. ANNALS OF HUMAN GENETICS, 1960, 24 (03) : 245 - 252

[5] Stewart AM, 1955, BRIT J PREV SOC MED, V9, P57

[6] Sutherland I, 1949, STILLBIRTHS THEIR EP

[7] Waterhouse JAH, 1950, BR J SOC MED, V4, P197

[8] 1940, CIVIL STATISTICS

[1] THE EFFECT OF PARENTAL AGE, PARITY AND DURATION OF MARRIAGE ON THE TWINNING RATE [J]. ANNALS OF HUMAN GENETICS, 1959, 23 (04) : 454 - 458

[2] EDWARDS AWF, 1958, HEREDITAS, V44, P447

[3] ON THE SIZE OF FAMILIES CONTAINING TWINS [J]. ANNALS OF HUMAN GENETICS, 1960, 24 (04) : 309 - 311

[4] DISTRIBUTION AND SEQUENCES OF SEXES IN A SELECTED SAMPLE OF SWEDISH FAMILIES [J]. ANNALS OF HUMAN GENETICS, 1960, 24 (03) : 245 - 252

[5] Stewart AM, 1955, BRIT J PREV SOC MED, V9, P57

[6] Sutherland I, 1949, STILLBIRTHS THEIR EP

[7] Waterhouse JAH, 1950, BR J SOC MED, V4, P197

[8] 1940, CIVIL STATISTICS