UK figures other risk factors causes of miscarriage http://www.nhs.uk/Conditions/Miscarriage/Pages/Causes.aspx other risk factors nhs.uk nhs.uk http://www.nhs.uk/Conditions/Miscarriage/Pages/Causes.aspx http://www.nhs.uk/Conditions/Miscarriage/Pages/Causes.aspx what causes a miscarriage http://www.nhs.uk/Conditions/Miscarriage/Pages/Causes.aspx The National Health Service – Miscarriage – Causes Miscarriage - Causes - NHS Choices experts