Advertisement

Browse Subject Areas

?

Click through the PLOS taxonomy to find articles in your field.

For more information about PLOS Subject Areas, click here.

Observational studies

Benefits for Plants in Ant-Plant Protective Mutualisms: A Meta-Analysis

Matthew D. Trager, Smriti Bhotika, [ ... ], Benjamin M. Bolker

Human Height Is Positively Related to Interpersonal Dominance in Dyadic Interactions

Gert Stulp, Abraham P. Buunk, Simon Verhulst, Thomas V. Pollet

The effectiveness of modern cardiac rehabilitation: A systematic review of recent observational studies in non-attenders versus attenders

Jennifer Sumner, Alexander Harrison, Patrick Doherty

Mobile Phone Use Behaviors and Postures on Public Transportation Systems

Huey-Wen Liang, Yaw-Huei Hwang

Retention of patients in opioid substitution treatment: A systematic review

Aisling Máire O’Connor, Gráinne Cousins, [ ... ], Fiona Boland

Dietary Protein and Blood Pressure: A Systematic Review

Wieke Altorf – van der Kuil, Mariëlle F. Engberink, [ ... ], Johanna M. Geleijnse

Prevalence and Causes of Prescribing Errors: The PRescribing Outcomes for Trainee Doctors Engaged in Clinical Training (PROTECT) Study

Cristín Ryan, Sarah Ross, [ ... ], Christine Bond

Joint and Independent Effects of Alcohol Drinking and Tobacco Smoking on Oral Cancer: A Large Case-Control Study

José Leopoldo Ferreira Antunes, Tatiana Natasha Toporcov, [ ... ], Stefano Petti

Do Conflict Resolution and Recovery Predict the Survival of Adolescents' Romantic Relationships?

Thao Ha, Geertjan Overbeek, Anna Lichtwarck-Aschoff, Rutger C. M. E. Engels

The Effectiveness of Interventions for Non-Communicable Diseases in Humanitarian Crises: A Systematic Review

Alexander Ruby, Abigail Knight, [ ... ], Bayard Roberts

Effectiveness of the 23-Valent Pneumococcal Polysaccharide Vaccine (PPV23) against Pneumococcal Disease in the Elderly: Systematic Review and Meta-Analysis

Gerhard Falkenhorst, Cornelius Remschmidt, [ ... ], Christian Bogdan

Proton Pump Inhibitors Do Not Reduce the Risk of Esophageal Adenocarcinoma in Patients with Barrett’s Esophagus: A Systematic Review and Meta-Analysis

Qiang Hu, Tian-Tian Sun, [ ... ], Stephen J. Meltzer

Vitamin B₁₂ Status in Metformin Treated Patients: Systematic Review

Qilin Liu, Sheyu Li, Heng Quan, Jianwei Li

Advertisement

Create a weekly email alert for: Observational studies

You can change these options by clicking profile then "Alerts and Notifications"