context: The area she was based in was poor and people had trouble affording the consultation and medicine fees.
source: During the Blitz, Billig was the doctor in charge of the air raid shelters in Wapping.
reference_original: Durante el Blitz, Billig era la doctora a cargo de los refugios antiaéreos en Wapping.
reference_flipped: Durante el Blitz, Billig era el doctor a cargo de los refugios antiaéreos en Wapping.