From Wikipedia, the free encyclopedia. An F1 hybrid (or filial 1 hybrid) is the first filial generation of offspring of distinctly different parental types. F1 hybrids are used in genetics, and in selective breeding, where it may appear as F1 crossbreed.
Dr. Dominic Dematteo is a Family Practice Specialist in Bensalem, Pennsylvania. He graduated with honors from Philadelphia College Of Osteopathic Medicine in 1990.
Dr. Roberto Granato is an urologist in Elmhurst, New York and is affiliated with multiple hospitals in the area, including Mount Sinai Hospital of Queens and New York-Presbyterian/Queens. He received his medical degree from Universidad Autonoma de Ciudad Juarez and has been in practice for more than 20 years.