Final answer:
The number of affected cases of the corona virus in Nigeria in 2023 cannot be determined with certainty and it is best to refer to reputable sources for up-to-date information.
Step-by-step explanation:
The number of all affected cases of the corona virus in Nigeria in 2023 cannot be determined with certainty as it depends on various factors such as the emergence of new variants, effectiveness of vaccines, and public health measures taken. However, it is important to note that as of now, I cannot provide specific information for 2023, as the COVID-19 situation is constantly changing. It is advisable to refer to reputable sources such as the World Health Organization (WHO) or the Nigeria Centre for Disease Control (NCDC) for the most up-to-date and accurate information on the number of affected cases in Nigeria.
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