Text this: "In the lungs and out by the mouth": the intrauterine device in Singapore, 1965-1986

  ____       ___      ______    ______    ____    
 |  _ \\    / _ \\   /_____//  /_   _//  |  _ \\  
 | |_| ||  | / \ ||  `____ `    -| ||-   | |_| || 
 | .  //   | \_/ ||  /___//     _| ||_   | .  //  
 |_|\_\\    \___//   `__ `     /_____//  |_|\_\\  
 `-` --`    `---`    /_//      `-----`   `-` --`  
                     `-`