Remove unnecesary backslash and add null check
Remove unnecesary backslash and add null check


Former-commit-id: d496fbe0f7f8275ca9d606f4e350f64b299b7404
Former-commit-id: 364cb8226edeee6f2dfcceee7d8f78b8416bbec7
Former-commit-id: 2a5acfc0eb525278d846385e9ae0d1c483affcb3
ONSdigital/florence,ONSdigital/florence,ONSdigital/florence,ONSdigital/florence