how to send email to two or multipledestination at a time

Im using the bellow code to send email it is sending fine; it sending to only one destination at a time but i want to send to the two destinations at a time plss help me on this....

MailMessage objmsg = new MailMessage();

objmsg.To = "[email protected]";

objmsg.Subject = "The patient Details Are:";

objmsg.Body = "The Temperature Is:" + textBox1.Text + "The Pulse Is:" + textBox2.Text + "";

objmsg.BodyFormat = MailFormat.Html;

objmsg.From = "[email protected]";

SmtpMail.SmtpServer = "";

SmtpMail.Send(objmsg);