「电子书」植物结构与发育导论:21世纪的植物解剖学 An Introduction to Plant Structure and Development: Plant Anatomy for the Twenty-First Century PDF
「电子书」Logan Turner的鼻、喉和耳疾病:头颈外科 Logan Turner's Diseases of the Nose, Throat and Ear: Head and Neck Surgery PDF
「电子书」斯科特·布朗耳鼻咽喉头颈外科第2卷:儿科、耳和颅底外科 Scott-Brown’s Otorhinolaryngology Head and Neck Surgery Volume 2: Paediatrics, The Ear, and Skull Base Surgery PDF