Worldwide, HIV infection is spread primarily via which of the following?

Question

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According to the World Health Organization (WHO), the majority of HIV infections worldwide are spread through heterosexual sex. Injection drug use and mother-to-child transmission are also significant modes of transmission, but they are not as common as heterosexual sex. The spread of HIV through sex between men is also a concern, particularly in certain regions of the world, but it is not the primary mode of transmission globally.

Worldwide, HIV Infection Is Spread Primarily Via Which of the Following