Concepedia
New England Journal of Medicine · 1932 · 44 citations · 0 references
MedicinePathologySurgeryGastroenterologyGeneral SurgeryGastric DiseasesGastric DisordersGastrointestinal DiseaseGastrointestinal PathologyGastrointestinal PerforationPeptic Ulcer DiseaseGastrointestinal Ulceration