00455nas a2200169   4500000000100000008004100001100001500042700001400057700001400071700001600085700001900101700001400120700002100134700001200155245010400167022001400271       2021                            d1 aM. Persson1 aK. Harman1 aK. Thomas1 aJ. Chalmers1 aY. Vinogradova1 aS. Langan1 aJ. Hippisley-Cox1 aS. Gran00aLong-term oral prednisolone exposure in primary care for bullous pemphigoid: population-based study  a0960-1643