Recruiting general practice patients for large clinical trials: lessons from the Aspirin in Reducing Events in the Elderly (ASPREE) study

Jessica E Lockery, Taya A Collyer, Walter P Abhayaratna, Sharyn M Fitzgerald, John J McNeil, Mark R Nelson, Suzanne G Orchard, Christopher Reid, Nigel P Stocks, Ruth E Trevaks, Robyn Woods