Cita APA

Shafik, A., El Sibai, O., & A Shafik, A. (2007). Study of the duodenal contractile activity during antral contractions. Baishideng Publishing Group Inc.

Citación estilo Chicago

Shafik, Ahmed, Olfat El Sibai, y Ali A Shafik. Study of the Duodenal Contractile Activity During Antral Contractions. Baishideng Publishing Group Inc, 2007.

Cita MLA

Shafik, Ahmed, Olfat El Sibai, y Ali A Shafik. Study of the Duodenal Contractile Activity During Antral Contractions. Baishideng Publishing Group Inc, 2007.