The connection between maternal thiamine shortcoming and offspring cognitive damage and poverty perpetuation in underprivileged communities across the world.

The acquisition of cognitive, sensory-motor and social emotional functions depend on a proper development of the Central Nervous System (CNS). This set of functions, known as intelligence, allows a better adaptation to the environment. In the last decades, an increase in the average of intelligence has been reported.

Psychiatric disorders in a patient with persistent developmental stuttering.

Persistent developmental stuttering (PDS) is a common disorder of speech with no identifiable cause. Psychiatric disorders appear to be related and influence clinical manifestation of PDS. In this case report, we present the clinical evolution of 1 PDS patient submitted to pharmacological treatment with fluoxetine and speech therapy intervention.