The main objectives of this study were to develop a method for the measurement of cocaine derivatives in oral fluid by coupling a probe electrospray ionization (PESI) source with quadrupole ...
Abstract: The study aimed to adapt and validate a questionnaire designed to assess perceptions of the benefits and risks of internet use among children of preschool and primary school age. The ...
Chainable API for building complex validation rules Supports string, number, array, boolean, object, symbol, bigint, null, undefined Customizable error messages Easy ...
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