Sergio Avendaño

A clinical study with continuous low doses of megestrol acetate for fertility control

Sergio Avendaño, Howard J. Tatum, Harry W. Rudel et al. · American Journal of Obstetrics and Gynecology · 1970 · 19 citations · Full text

Medicine, Gynecology, Obstetrics +10

A Seven-Cell Human Egg Recovered from the Oviduct

Sergio Avendaño, Héctor D. Croxatto, Horacio B. Croxatto · Fertility and Sterility · 1975 · 18 citations

Life Sciences, Biology, Microbiology +11

Morphology and Leaflet Anatomy of the<i>Ceratozamia norstogii</i>(Zamiaceae, Cycadales) Species Complex in Mexico with Comments on Relationships and Speciation

Miguel Ángel Pérez‐Farrera, Andrew P. Vovides, Sergio Avendaño · International Journal of Plant Sciences · 2013 · 17 citations

Life Sciences, Botany, Plant Sciences +15

What is Ceratozamia mexicana (Zamiaceae)?

Andrew P. Vovides, Dennis Wm. Stevenson, Miguel Ángel Pérez‐Farrera et al. · Botanical Sciences · 2016 · 17 citations · Full text

Life Sciences, Botany, Plant Sciences +10

A revision of the Ceratozamia miqueliana (Zamiaceae) species complex based on analyses of leaflet anatomical characters

Andrew P. Vovides, Miguel Ángel Pérez‐Farrera, José Said Gutiérrez‐Ortega et al. · Flora · 2020 · 14 citations

Life Sciences, Biology, Botany +13