One difference is that the amount of vitamin B12 in Centrum Silver (25 mcg) is much lower than the amount used in the positive studies (100 and 500 mcg, respectively). Loss of cognitive function is a well-known effect of vitamin B12 deficiency.
Click on the download link. Allow the song to download to your cell phone. Close your web browser and locate the song on your cell phone (usually under sounds, music, mp3s, or multimedia). Select the song to play it.
Yes, Tubidy is one of the best options for music download to Smartphones. Go to http://tubidy.mobi/ from your mobile phone browser and then find various options over there. You can login at that site to become a member and find the various Videos, Audios and Clips per your choice at Tubidy site.