Junnu, S. ., Srisawat, C. ., Jantarapassvorn, S., Soi-ampornkul, R. ., Wattanaraksakul, N. . and Neungton, N. . (2005) “Comparative Study of Two Screening Tests for Urinary Porphyrins in the Diagnosis of Porphyrias”, Siriraj Medical Journal, 57(12), pp. 531–536. Available at: https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/245642 (Accessed: 4 May 2024).