Ville Langén
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  • About
  • Dev Work
    • Frailty calculator
    • Funky Flowcharts: World's Fastest, Funkiest, Free-est Flowchart-o-matic Web App
    • AffiliWizard: Author-Affiliation Formatting Tool
    • atctools: R Package for ATC Code Matching and Validation
    • tablestylizer: R Package for Styling and Formatting Tables
  • Papers
  • Projekteja
    • How to Publish Analyses on Zenodo
    • How to Build a Zero-Cost Academic Homepage Using Open-Source Tools
    • Writing GitBooks Tutorial
    • GitHub Without Tears: From Zero to Push in Minutes
    • How to Run Macros in Word
    • Introduction to Echocardiography
    • Divergent Git Branches - From Problem to Solution
    • Step-by-Step Guide with Example Videos for Creating R Packages
    • MuseScore Usage Guide: A Personal Collection of Miscellaneous Tips
    • Beginner's Guide to R Programming
    • Easily Import Custom Citation Styles into Zotero
    • Easy Flowchart Creation with Free yEd Software
    • Effortlessly Borrow and Read E-Books from a Library on Your E-Ink Device
    • Lightning Fast GitLab Guide for UTU Users (and the Rest of Us)
    • Seamless Transition: Importing Mendeley References to Zotero Made Easy
    • Unlocking IPCW Analysis in R: A Step-by-Step Tutorial (in Finnish)
    • VPN Article Search and Reference Management Tutorial for University of Turku Researchers (in Finnish)
  • Other publications
    • Thesis: Thyroid-stimulating hormone : reference range and relation to cardiovascular risk
    • HDL-hypoteesi valtimotautien tutkimuksessa ja hoidossa – pettymysten jälkeen edessä renessanssi?
  • Peer-reviewed Finnish publications
    • EKG-löydökset vaikeuttavat muistisairauden lääkehoitoa
    • Mystinen leukasärky, kaksoiskuvat ja hajoavat punasolut
    • Nostaako krooninen tulehdus verenpainetta?
  • Posts
    • Blog with Jupyter Notebooks!
    • Writing technical content in Markdown
  • Publications in International Peer-Reviewed Journals
    • Trends in Polypharmacy Among Patients With Atrial Fibrillation: A Report From the Finnish AntiCoagulation in Atrial Fibrillation Nationwide Cohort Study
    • Machine Learning-Based Prediction of Drug-Induced QTc Changes in a Large Finnish Biobank Cohort
    • Estimating the Stroke Risk Threshold for Initiating Non-Vitamin K Antagonist Oral Anticoagulation in Atrial Fibrillation: Markov Decision Model Analysis
    • Associations between gut microbiome and circulating cytokines: a cross-sectional analysis in the FINRISK 2002 population cohort
    • Venous thromboembolisms and stroke risk in patients with atrial fibrillation: a nationwide cohort study
    • Heart Failure and Stroke Risk in Atrial Fibrillation: Temporal Trends From a Nationwide Cohort Study
    • Effects of Cholinesterase Inhibitor Medication on QTc Interval in Memory Clinic Patients
    • Net Benefit of Anticoagulation in Subclinical Device-Detected Atrial Fibrillation
    • Association between educational attainment and blood pressure in older adults: a study of two Finnish generational cohorts born 20 years apart
    • Clinical outcomes of atrial fibrillation screening: a meta-analysis of randomized controlled trials
    • Myths and challenges around anticoagulation in atrial fibrillation: A practicing clinician's perspective
    • Lack of Association Between Sodium Intake and Cytokine Levels
    • The natural history of hypertension in older adults: a study of two Finnish generational cohorts born 20 years apart
    • Temporal Trends in Hypertension-Related Ischemic Stroke Risk in Atrial Fibrillation from 2007 to 2018: A Nationwide Cohort Study
    • Trends in Positive Life Orientation Among 70-Year-Olds: A Comparison of Two Finnish Cohorts Born 20 Years Apart
    • The associations of self-reported salt-intake and spot urine sodium with home blood pressure.
    • Oral Anticoagulant Therapy and Risk of Admission to Long-Term Care in patients With Atrial Fibrillation: A Nationwide Cohort Study
    • Rural-urban differences in the initiation of oral anticoagulant therapy in patients with incident atrial fibrillation: A Finnish nationwide cohort study
    • Effects of Bifidobacterium animalis ssp. lactis 420 on gastrointestinal inflammation induced by a nonsteroidal anti-inflammatory drug: A randomized, placebo-controlled, double-blind clinical trial
    • Usability of two brief questions as a screening tool for domestic violence and effect of #MeToo on prevalence of self-reported violence
    • Longitudinal blood pressure patterns and cardiovascular disease risk.
    • Age of Hypertension Onset: Overview of Research and How to Apply in Practice
    • Home and office blood pressure measurements as determinants of kidney disease in the general population: The Finn-Home Study.
    • Electrocardiographic predictors of atrial fibrillation in nonhypertensive and hypertensive individuals
    • Relation of blood pressure and organ damage: Comparison between feasible, noninvasive central hemodynamic measures and conventional brachial measures
    • Thyroid-stimulating hormone and risk of sudden cardiac death, total mortality and cardiovascular morbidity.
    • Incidence rates, correlates, and prognosis of electrocardiographic P-wave abnormalities – a nationwide population-based study
    • Outcome-Driven Thresholds for Increased Home Blood Pressure Variability
    • Home versus office blood pressure: longitudinal relations with left ventricular hypertrophy: the Finn-Home study.
    • Association of thyroid-stimulating hormone with lipid concentrations: an 11-year longitudinal study.
    • Association between thyroid-stimulating hormone and blood pressure in adults: an 11-year longitudinal study
    • Prediction of Blood Pressure and Blood Pressure Change With a Genetic Risk Score.
    • Thyroid-stimulating hormone reference range and factors affecting it in a nationwide random sample

Funky Flowcharts: World's Fastest, Funkiest, Free-est Flowchart-o-matic Web App

Sep 20, 2025 · 0 min read
Go to Project Site
Last updated on Sep 23, 2025
WebApp Flowcharts Viz.js Inclusion-Exclusion
Ville Langén
Authors
Ville Langén
Physician, educator, researcher
← Frailty calculator Feb 25, 2026
AffiliWizard: Author-Affiliation Formatting Tool Dec 1, 2024 →

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