The phenolic composition of aerial parts from Petiveria alliaceae L., Phyllanthus niruri L. and Senna reticulata Willd., species commonly used in Costa Rica as traditional medicines, was studied using UPLC-ESI-TQ-MS on ...

To study the association of dementia with apolipoprotein E-e4 (APOE-e4) and its interaction with age in a nonagenarian Costa Rican group (N-sample) and a general elderly contrast group (GE-sample). In both case-control ...