Increasing the reach of quitlines through active telephone recruitment: do cold-called smokers differ from quitline callers?

- Tzelepis, Flora, Paul, Christine L., Duncan, Sarah L., Walsh, Raoul A., Wiggers, John, Knight, Jenny

Active telephone recruitment to quitline services: are nonvolunteer smokers receptive to cessation support?

- Tzelepis, Flora, Paul, Christine L., Walsh, Raoul A., Wiggers, John, Duncan, Sarah L., Knight, Jenny

Telephone recruitment into a randomized controlled trial of quitline support

- Tzelepis, Flora, Paul, Christine L., Walsh, Raoul A., Wiggers, John, Knight, Jenny, Lecathelinais, Christophe, Daly, Justine, Neil, Amanda, Girgis, Afaf