Subjects: *TWINS; *UNEXPLAINED disappearances; *PREGNANCY
Record details
Subjects: *TWINS; *PREGNANCY; *RESCUE workALEXANDER, William; EVAN, Bradley
Subjects: *FETOFETAL transfusion; *TWINS; *MULTIPLE pregnancy
Subjects: *BIRTH size; *TWINS; *MOTHERSYUCATAN (Mexico : State); MEXICO
Subjects: *WATER buffalo; *TWINS; *HEIFERS
Subjects: *MULTIPLE birth; *TWINS; *DIET
Subjects: *PREGNANCY; *TWINS; *PREMATURE labor
Subjects: *TWINS; *PREGNANCY; *UMBILICAL cord
Subjects: *FETAL growth disorders; *TWINS; *PREMATURE labor