By Cook, Rebecca J.
By Martin Bland, Bland, Martin
By Buchmann, Alan L., Pine, Jonathan
By Metheny, Norma Milligan
By World Health Organization(WHO), Dyck, E.Van
By Barton, E., McMahon, R., Piot, M.
By Naidoo and Wills, Naidoo BSc MSc PGDip PGCE, Jennie, Wills BA MA MSc PGCE Professor, Jane
By Green, Andrew
By Lucas, Ann, Gilles
By World Health Organization(WHO)
By Tones, Keith, Tilford, Sylvia
By Satel, Sally
By Payer, Lynn
By Blakemore, Ken
By Meltzer, Shelly, Fuller, Cecily
By Dr. Natasha Campbell-McBride MD. MMedSci
By Pitchford, Paul
By BBC
By Latthe, Manish, Bath, Sirjit S., Pallavi
By Macdonald, Geraldine
By Keene, Anne, Brewster
By Aitkin, Murray, etc., Anderson, Dorothy, Francis, Brian, Hinde, John
By Selvin, Steve
By Rob Hopkins
By Speth, John D.
By Giordano, Paolo, Valente, Alex
By P. Shetty
By Roe, A.Daphne
By Graham, .
By Verano, John W., Ubelaker, Douglas H.