A socio-demographic examination of adults responding to governmental vaccination recommendations during the Japanese rubella outbreak of 2013

- Hori, Ai, Wada, Koji, Smith, Derek R.

Assessing the impact of nationwide smoking cessation interventions among employed, middle-aged Japanese men, 2005-2010

- Wada, Koji, Higuchi, Yoshiyuki, Smith, Derek R.

Associations between psychological distress and the most concerning present personal problems among working-age men in Japan

- Wada, Koji, Eguchi, Hisashi, Yoneoka, Daisuke, Okahisa, Jun, Smith, Derek R.

Barriers to the acceptance of work colleagues infected with Hepatitis B and Hepatitis C in Japan

- Ishimaru, Tomohiro, Wada, Koji, Arphorn, Sara, Smith, Derek R.

Co-worker perceptions of return-to-work opportunities for Japanese cancer survivors

- Eguchi, Hisashi, Wada, Koji, Higuchi, Yoshiyuki, Smith, Derek R.

Declining rates of tobacco use in the Japanese medical profession, 1965-2009

- Smith, Derek R., Wada, Koji

Hepatitis screening in Japanese individuals of working age and prejudice against infected persons in the workplace

- Sasaki, Nanae, Wada, Koji, Smith, Derek R., Wang, Guoquin, Ohta, Hiroshi, Shibuya, Akitaka

HIV testing and attitudes among the working-age population of Japan: annual health checkups may offer an effective way forwards

- Ishimaru, Tomohiro, Wada, Koji, Smith, Derek R.

Influenza vaccination uptake among the working age population of Japan: results from a national cross-sectional survey

- Wada, Koji, Smith, Derek R.

Mistrust surrounding vaccination recommendations by the Japanese government: results from a national survey of working-age individuals

- Wada, Koji, Smith, Derek R.

Occupational differences in suicide mortality among Japanese men of working age

- Wada, Koji, Eguchi, Hisashi, Prieto-Merino, David, Smith, Derek R.

Ongoing care and follow-up behavior of working age Japanese with hepatitis C virus

- Wada, Koji, Smith, Derek R., Eguchi, Hisashi

Reluctance to care for patients with HIV or hepatitis B / C in Japan

- Wada, Koji, Smith, Derek R., Ishimaru, Tomohiro

Sociodemographic factors and prejudice toward HIV and hepatitis B/C status in a working-age population: results from a national, cross-sectional study in Japan

- Eguchi, Hisashi, Wada, Koji, Smith, Derek R.

Socioeconomic status and self-reported health among middle-aged Japanese men: results from a nationwide longitudinal study

- Wada, Koji, Higuchi, Yoshiyuki, Smith, Derek R.

Wearing face masks in public during the influenza season may reflect other positive hygiene practices in Japan

- Wada, Koji, Oka-Ezoe, Kuniko, Smith, Derek R.

Work content and serious mental illness among middle-aged men: results from a 6-year longitudinal study in Japan

- Eguchi, Hisashi, Wada, Koji, Higuchi, Yoshiyuki, Yoneoka, Daisuke, Smith, Derek R.