TY  - RPRT
TI  - Oestradiol implants: what dose, how often?
AU  - R R Guirgis
PY  - 1987
DO  - 10.1016/s0140-6736(87)91042-7
UR  - https://pubmed.ncbi.nlm.nih.gov/2889055/
ID  - 2889055
ER  -