APA

Usta I. M., Nassar A. H., Abu Musa A. A., Awwad J. T., Yunis K. A. & Seoud M. A. (20030926). Perinatal outcome of vaginally delivered twin gestations with a larger twin B. : Journal of perinatology : official journal of the California Perinatal Association.

Chicago

Usta Ihab M, Nassar Anwar H, Abu Musa Antoine A, Awwad Johnny T, Yunis Khalid A and Seoud Muhieddine A-F. 20030926. Perinatal outcome of vaginally delivered twin gestations with a larger twin B. : Journal of perinatology : official journal of the California Perinatal Association.

Harvard

Usta I. M., Nassar A. H., Abu Musa A. A., Awwad J. T., Yunis K. A. and Seoud M. A. (20030926). Perinatal outcome of vaginally delivered twin gestations with a larger twin B. : Journal of perinatology : official journal of the California Perinatal Association.

MLA

Usta Ihab M, Nassar Anwar H, Abu Musa Antoine A, Awwad Johnny T, Yunis Khalid A and Seoud Muhieddine A-F. Perinatal outcome of vaginally delivered twin gestations with a larger twin B. : Journal of perinatology : official journal of the California Perinatal Association. 20030926.