1. 1997. Isolation of avian influenza A(H5N1) viruses from humans – Hong Kong, May–December 1997. MMWR Morb. Mortal. Wkly Rep. 46, 1204–1207.
2. 1999. From the Centers for Disease Control and Prevention. Impact of vaccines universally recommended for children – United States, 1900–1998. JAMA 281, 1482–1483.
3. 2001. Emerging Infectious Diseases from the Global to the Local Perspective.
4. 2009a. Swine influenza A (H1N1) infection in two children – Southern California, March–April 2009. MMWR Morb. Mortal. Wkly. Rep. 58, 400–402.
5. 2009b. Update: novel influenza A (H1N1) virus infections – worldwide, May 6, 2009. MMWR Morb. Mortal. Wkly Rep. 58, 453–458.