The campaign to save Lewisham's A & E and maternity unit steps up a gear today.
With only a week to go until a decision is made, local MPs will debate the closure in Parliament.
More top news
Angela Millington's remains were discovered by ramblers near Southend in Essex in 2014.
Angela Kelly and her daughters, 12-year-old Shanti Harbourne, and Maya-Rose Kelly-Johnson, five, were last seen in Camberley, Surrey.
Voters in part of London have reportedly been turned away from polling booths due to "problems with the lists".