Vitamin D Deficiency and Covid-19 Its central role in the world pandemic

Doctors David C Anderson and David S Grimes are the authors of the book

published in 2020 and translated also in italian.

I thank Dr Anderson for allowing me to make the digital copy of the book available to the readers of the blog in PDF format (Italian and English version)

I invite you to read the book. If you think so, make a small donation to (

English version

Italian version

Giovambattista Scarfone

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