Michael O. Ryan

Erratum: Acceptable microbiabl risk: Cost-benefit analysis of a boil-water order for Cryptosporidium (Journal - American Water Works Association (2013))

Charles N. Haas, Joan B. Rose, Michael O. Ryan, 2013 .

The effect of multiple classification algorithms applied to a genotypic, library-dependent microbial source tracking dataset

Charles N. Haas, Joan B. Rose, Michael O. Ryan, 2010 .

Wastewater treatment plant effluent introduces recoverable shifts in microbial community composition in receiving streams.

Jacob R. Price, Christopher M. Sales, Michael O. Ryan, 2018, The Science of the total environment.

Acceptable microbial risk: Cost–benefit analysis of a boil water order for Cryptosporidium

Michael O. Ryan, Phillip J. Duzinski, J. Rose, 2013 .

Application of quantitative microbial risk assessment for selection of microbial reduction targets for hard surface disinfectants.

Michael O. Ryan, J. Rose, C. Gerba, 2014, American journal of infection control.

Evaluating the Potential for a Helicobacter pylori Drinking Water Guideline

Michael O. Ryan, Kerry Hamilton, C. Haas, 2014, Risk analysis : an official publication of the Society for Risk Analysis.

A method for incorporating a time-dose-response model into a Giardia lamblia outbreak.

Michael O. Ryan, C. Haas, B. Prasad, 2017, Journal of water and health.

Heavy precipitation, drinking water source, and acute gastrointestinal illness in Philadelphia, 2015-2017

Michelle C. Kondo, Michael O. Ryan, C. Haas, 2020, PloS one.

Research gaps and priorities for quantitative microbial risk assessment (QMRA).

Michael O. Ryan, P. Gurian, J. Meschke, 2024, Risk Analysis.