GESTATIONAL INTERVAL FROM VITAL RECORDS

[1] BEHN BG, 1968, BIOL NEONATORUM, V12, P363

[2] BIRTH WEIGHT AND LENGTH OF GESTATION WITH RELATION TO PREMATURITY [J]. JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1951, 146 (10): : 897 - 901

[3] TRELOAR AE, 1967, INT J FERTIL, V12, P77

[4] ANALYSIS OF GESTATIONAL INTERVAL [J]. AMERICAN JOURNAL OF OBSTETRICS AND GYNECOLOGY, 1967, 99 (01) : 34 - &

[5] 1953, VITAL STATISTICS US, V2, P270

[6] 1950, VITAL STATISTICS US, V1, P101

[7] 1959, 1958 CAL PUBL HEAL 5

[8] 1968, VITAL STATISTICS US, V1, P1

[1] BEHN BG, 1968, BIOL NEONATORUM, V12, P363

[2] BIRTH WEIGHT AND LENGTH OF GESTATION WITH RELATION TO PREMATURITY [J]. JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1951, 146 (10): : 897 - 901

[3] TRELOAR AE, 1967, INT J FERTIL, V12, P77

[4] ANALYSIS OF GESTATIONAL INTERVAL [J]. AMERICAN JOURNAL OF OBSTETRICS AND GYNECOLOGY, 1967, 99 (01) : 34 - &

[5] 1953, VITAL STATISTICS US, V2, P270

[6] 1950, VITAL STATISTICS US, V1, P101

[7] 1959, 1958 CAL PUBL HEAL 5

[8] 1968, VITAL STATISTICS US, V1, P1