evidencegaps
Primary study · included by 1 review

Examination of human stomach biopsies, saliva, and dental plaque for Campylobacter pylori

Krajden et al. (1989) · Krajden S, Fuksa M, Anderson J, et al. · Journal of Clinical Microbiology · 1989

Included by

Site-stratified global oral Helicobacter pylori prevalence: an updated meta-analysis of dental plaque and saliva studies (1989-2026).
Non-Cochrane · other · 2026 · cited as Krajden 1989 · Supplementary Table S1 (from Anand et al. 2025 Table 1)

The review does not say which of its outcomes this study informs.

1 including review in total.