I have trouble digesting calcium and vitamin D pills. Do calcium and vitamin D supplements come in other forms?  [electronic resource] 

 -  DukeMedicine healthnews  Mar 2007 
 - 12 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>2153-8387 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calcium--administration & dosage<br/>Dosage Forms<br/>Emulsions<br/>Humans<br/>Vitamin D--administration & dosage