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.
You can also listen to your MP3 at any time in your Digital Library. After purchase, you can download your Smart Music from your Sheet Music Plus Digital Library - no software installation is necessary! You can also download at any time in your Digital Library. After purchase you can download your video from your Digital Library.