TY - JOUR AU - Chalmers J AU - Woodward M AU - Teo K AU - Davis B AU - Pepine C AU - Canoy D AU - Nazarzadeh M AU - Salimi-Khorshidi G AU - Rahimi K AU - Blood P BT - BMJ Open DO - 10.1136/bmjopen-2018-028698 LA - eng PY - 2019 EP - e028698 T2 - BMJ Open TI - Investigating the stratified efficacy and safety of pharmacological blood pressure-lowering: an overall protocol for individual patient-level data meta-analyses of over 300 000 randomised participants VL - 9 ER -