Combination Vaccines: Development, Clinical Research, and Approval Editat de Ronald W. Ellis 25 mai 1999 Hardback Preț: 1101.73 lei 1159.71 lei 6-8 săpt. -5%
New Bacterial Vaccines Medical Intelligence Unit Editat de Ronald W. Ellis et al. 30 noi 2003 Hardback Preț: 1424.31 lei 1499.27 lei 6-8 săpt. -5%
Hepatitis B Vaccines in Clinical Practice Infectious Disease and Therapy Autor Ronald W. Ellis 22 dec 1992 Hardback Preț: 2345.49 lei 2860.36 lei 6-8 săpt. -18%