Forster, S. E., Jones, L., Saxton, J. M., Flower, D. J., Foulds, G., Powers, H. J., . . . Williams, E. A. (2010). Recruiting older people to a randomised controlled dietary intervention trial - how hard can it be? BioMed Central.
Citação norma ChicagoForster, Sarah E., Laura Jones, John M. Saxton, Daniel J. Flower, Gemma Foulds, Hilary J. Powers, Stuart G. Parker, A Graham Pockley, and Elizabeth A. Williams. Recruiting Older People to a Randomised Controlled Dietary Intervention Trial - How Hard Can It Be? BioMed Central, 2010.
ציטוט MLAForster, Sarah E., et al. Recruiting Older People to a Randomised Controlled Dietary Intervention Trial - How Hard Can It Be? BioMed Central, 2010.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.