Examlex
During Piaget's preoperational period, knowledge of the world is based on an infant's sensory and
motor skills.
Human Immunodeficiency Virus
A virus that attacks the immune system, specifically the CD4 cells, leading to a progressive failure of the immune system and increasing susceptibility to opportunistic infections and diseases.
Efficacy
The ability to produce a desired or intended result, often used in the context of therapeutic interventions or medications.
Behavioral Factor
An element of an individual's actions or mannerisms that influences or is determined by their psychological state.
Sexually Transmitted Infections
Infections commonly spread by sexual contact, encompassing a variety of bacterial, viral, and parasitic diseases.
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