Jouko Pirhonen

Diagnosis of fetal anemia with Doppler ultrasound in the pregnancy complicated by maternal blood group immunization

Giancarlo Mari, A. Adrignolo, Alfred Abuhamad et al. · Ultrasound in Obstetrics and Gynecology · 1995 · 298 citations

A Multicenter Interventional Program to Reduce the Incidence of Anal Sphincter Tears

Elisabeth Hals, Pål Øian, Tiina Pirhonen et al. · Obstetrics and Gynecology · 2010 · 271 citations

A screening and intervention program aimed to reduce mortality and serious morbidity associated with severe neonatal alloimmune thrombocytopenia

Jens Kjeldsen‐Kragh, Mette Kjær Killie, Geir Tomter et al. · Blood · 2007 · 264 citations

Changing incidence of anal sphincter tears in four Nordic countries through the last decades

Katariina Laine, Mika Gissler, Jouko Pirhonen · European Journal of Obstetrics & Gynecology and Reproductive Biology · 2009 · 242 citations

Urology, Anal Sphincter Tears, Last Decades +5

Decreasing the Incidence of Anal Sphincter Tears During Delivery

Katariina Laine, Tiina Pirhonen, R. Rolland et al. · Obstetrics and Gynecology · 2008 · 157 citations