By Nathan Ohiomokhare - In cases of limited supplies Government Health ministries can increase the gap between the two doses of Covid-19 Vaccines to 6 weeks.

As Nigeria prepares to role out millions of doses for Corona Virus vaccination in the largest vaccination excercise in history the security risks inherent in accessing rural communities are brought to the fore.

By Nathan Ohiomokhare Astra Zeneca owners of the worlds largest