Proton-pump inhibitor use amongst patients with severe hypomagnesemia oleh Sherry Seah, Yen Kheng Tan, Kevin Teh, Wann Jia Loh, Pei Ting Tan, Leng Chuan Goh, Roy Debajyoti Malakar, Tar Choon Aw, Chin Shern Lau, Trishpal Dhalliwal, Swee Leng Kui, Jia Wen Kam, Joan Khoo, Tunn Lin Tay, Eberta Tan, Vanessa Au, Shui Boon Soh, Meifen Zhang, Thomas F. King, Linsey Gani, Troy H. Puar