People dealing with Sudden Infant Death Syndrome find this forum helpful. You can share stories and ask for advice from people in the same, or a similar, situation to your own.
AGAST offers advice and support specifically for grandparents.
Atid-Israeli Foundation for the Study and Prevention of Sudden Infant Death
78 Hagalil St, Givat Savion 55900e-mail: atid@szmc.org.il