APA (7th ed.) Citation

Ishii, R., Otsuka, N., Anan, T., Yamamoto, Y., & Maeda, T. A 4-year-old Boy with a Red Nodule on His Hand: A Quiz. Medical Journals Sweden.

Chicago Style (17th ed.) Citation

Ishii, Riku, Noriyuki Otsuka, Takashi Anan, Yuhei Yamamoto, and Taku Maeda. A 4-year-old Boy with a Red Nodule on His Hand: A Quiz. Medical Journals Sweden.

MLA (9th ed.) Citation

Ishii, Riku, et al. A 4-year-old Boy with a Red Nodule on His Hand: A Quiz. Medical Journals Sweden.

Warning: These citations may not always be 100% accurate.