In pig, the frequency of intersexuality ranges from 0.1 to O. 6%, depending on the breed. In a
closed pig herd at INRA an intersex condition was observed in 0.75% of 'females'. The …

A new case of ring chromosome 2 is described and compared with the five cases hitherto
reported. The clinical picture includes a severe pre-and postnatal growth failure …

Retinoblastoma (RB) is a childhood tumor of the eye with an average incidence of one case
in every 15,000–20,000 live births and occurs in sporadic or hereditary form. This cancer …

Introducción El retinoblastoma es el tumor intraocular maligno más frecuente en pediatría.
Representa el 3% de las neoplasias de la infancia. En México, la incidencia anual varía de …

Approximately 30% of the cases of retinoblastoma (RB), the childhood eye cancer, are
inherited and are manifested by unilateral or bilateral tumor. In sporadic tumors, accounting …